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23020122 = 2310137987
BaseRepresentation
bin101011111010…
…0001001011010
31121022112200010
41113310021122
521343120442
62141222350
7366445026
oct127641132
947275603
1023020122
1111aa33a4
1278619b6
1349ccc98
1430b3386
15204ab9c
hex15f425a

23020122 has 16 divisors (see below), whose sum is σ = 46497312. Its totient is φ = 7597200.

The previous prime is 23020111. The next prime is 23020181. The reversal of 23020122 is 22102032.

It is a junction number, because it is equal to n+sod(n) for n = 23020098 and 23020107.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18388 + ... + 19599.

It is an arithmetic number, because the mean of its divisors is an integer number (2906082).

Almost surely, 223020122 is an apocalyptic number.

23020122 is an abundant number, since it is smaller than the sum of its proper divisors (23477190).

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

23020122 is a wasteful number, since it uses less digits than its factorization.

23020122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38093.

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 23020122 is about 4797.9289281939. The cubic root of 23020122 is about 284.4696075671.

Adding to 23020122 its reverse (22102032), we get a palindrome (45122154).

The spelling of 23020122 in words is "twenty-three million, twenty thousand, one hundred twenty-two".

Divisors: 1 2 3 6 101 202 303 606 37987 75974 113961 227922 3836687 7673374 11510061 23020122