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23023111122 = 23211137848747
BaseRepresentation
bin10101011100010010…
…001100101111010010
32012102112001020002100
4111130102030233102
5334122404023442
614324321101230
71443351133644
oct253422145722
965375036070
1023023111122
119844a45170
124566487816
13222bac169b
1411859c6894
158eb37784c
hex55c48cbd2

23023111122 has 48 divisors (see below), whose sum is σ = 54815540832. Its totient is φ = 6925767360.

The previous prime is 23023111121. The next prime is 23023111231. The reversal of 23023111122 is 22111132032.

23023111122 is a `hidden beast` number, since 230 + 2 + 311 + 1 + 122 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 23023111095 and 23023111104.

It is not an unprimeable number, because it can be changed into a prime (23023111121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 397248 + ... + 451499.

It is an arithmetic number, because the mean of its divisors is an integer number (1141990434).

Almost surely, 223023111122 is an apocalyptic number.

23023111122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

23023111122 is an abundant number, since it is smaller than the sum of its proper divisors (31792429710).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23023111122 is a wasteful number, since it uses less digits than its factorization.

23023111122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 848903 (or 848900 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 23023111122 its reverse (22111132032), we get a palindrome (45134243154).

The spelling of 23023111122 in words is "twenty-three billion, twenty-three million, one hundred eleven thousand, one hundred twenty-two".

Divisors: 1 2 3 6 9 11 18 22 33 66 99 137 198 274 411 822 1233 1507 2466 3014 4521 9042 13563 27126 848747 1697494 2546241 5092482 7638723 9336217 15277446 18672434 28008651 56017302 84025953 116278339 168051906 232556678 348835017 697670034 1046505051 1279061729 2093010102 2558123458 3837185187 7674370374 11511555561 23023111122