123010022111 has 32 divisors (see below), whose sum is σ = 129548160000. Its totient is φ = 116702588800.

The previous prime is 123010022027. The next prime is 123010022123. The reversal of 123010022111 is 111220010321.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-123010022111 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123010021111) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 82060640 + ... + 82062138.

It is an arithmetic number, because the mean of its divisors is an integer number (4048380000).

Almost surely, 2^123010022111 is an apocalyptic number.

123010022111 is a deficient number, since it is larger than the sum of its proper divisors (6538137889).

123010022111 is a wasteful number, since it uses less digits than its factorization.

123010022111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1999.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 123010022111 its reverse (111220010321), we get a palindrome (234230032432).

The spelling of 123010022111 in words is "one hundred twenty-three billion, ten million, twenty-two thousand, one hundred eleven".