111302023122 has 12 divisors (see below), whose sum is σ = 241154383470. Its totient is φ = 37100674368.

The previous prime is 111302023121. The next prime is 111302023139. The reversal of 111302023122 is 221320203111.

111302023122 is a `hidden beast` number, since 111 + 302 + 0 + 231 + 22 = 666.

It can be written as a sum of positive squares in only one way, i.e., 108894060081 + 2407963041 = 329991^2 + 49071^2 .

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 6183445729 = 111302023122 / (1 + 1 + 1 + 3 + 0 + 2 + 0 + 2 + 3 + 1 + 2 + 2).

It is a junction number, because it is equal to n+sod(n) for n = 111302023095 and 111302023104.

It is not an unprimeable number, because it can be changed into a prime (111302023121) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3091722847 + ... + 3091722882.

Almost surely, 2^111302023122 is an apocalyptic number.

111302023122 is an abundant number, since it is smaller than the sum of its proper divisors (129852360348).

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

111302023122 is a wasteful number, since it uses less digits than its factorization.

111302023122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6183445737 (or 6183445734 counting only the distinct ones).

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

Adding to 111302023122 its reverse (221320203111), we get a palindrome (332622226233).

The spelling of 111302023122 in words is "one hundred eleven billion, three hundred two million, twenty-three thousand, one hundred twenty-two".