23000013122 has 4 divisors (see below), whose sum is σ = 34500019686. Its totient is φ = 11500006560.

The previous prime is 23000013103. The next prime is 23000013131. The reversal of 23000013122 is 22131000032.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 15534880321 + 7465132801 = 124639^2 + 86401^2 .

It is a super-2 number, since 2×23000013122² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 23000013097 and 23000013106.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5750003279 + ... + 5750003282.

Almost surely, 2^23000013122 is an apocalyptic number.

23000013122 is a deficient number, since it is larger than the sum of its proper divisors (11500006564).

23000013122 is a wasteful number, since it uses less digits than its factorization.

23000013122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11500006563.

The product of its (nonzero) digits is 72, while the sum is 14.

Adding to 23000013122 its reverse (22131000032), we get a palindrome (45131013154).

The spelling of 23000013122 in words is "twenty-three billion, thirteen thousand, one hundred twenty-two".