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23001233222 = 2111397521659
BaseRepresentation
bin10101011010111110…
…101111011101000110
32012100222212201020202
4111122332233131012
5334101303430342
614322220130502
71442664153662
oct253276573506
965328781222
1023001233222
119833661a60
12455b096a32
132227401596
141182b2d8a2
158e94a5332
hex55afaf746

23001233222 has 16 divisors (see below), whose sum is σ = 37909166400. Its totient is φ = 10379888040.

The previous prime is 23001233221. The next prime is 23001233239. The reversal of 23001233222 is 22233210032.

It is a junction number, because it is equal to n+sod(n) for n = 23001233194 and 23001233203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23001233221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3757772 + ... + 3763887.

It is an arithmetic number, because the mean of its divisors is an integer number (2369322900).

Almost surely, 223001233222 is an apocalyptic number.

23001233222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

23001233222 is a deficient number, since it is larger than the sum of its proper divisors (14907933178).

23001233222 is a wasteful number, since it uses less digits than its factorization.

23001233222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7521811.

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 23001233222 its reverse (22233210032), we get a palindrome (45234443254).

The spelling of 23001233222 in words is "twenty-three billion, one million, two hundred thirty-three thousand, two hundred twenty-two".

Divisors: 1 2 11 22 139 278 1529 3058 7521659 15043318 82738249 165476498 1045510601 2091021202 11500616611 23001233222