123001030110 has 64 divisors (see below), whose sum is σ = 338687142912. Its totient is φ = 28005113856.

The previous prime is 123001030093. The next prime is 123001030111. The reversal of 123001030110 is 11030100321.

It is a super-2 number, since 2×123001030110² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123001030111) 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, 1085562 + ... + 1193501.

It is an arithmetic number, because the mean of its divisors is an integer number (5291986608).

Almost surely, 2^123001030110 is an apocalyptic number.

123001030110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

123001030110 is an abundant number, since it is smaller than the sum of its proper divisors (215686112802).

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

123001030110 is a wasteful number, since it uses less digits than its factorization.

123001030110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2279337.

The product of its (nonzero) digits is 18, while the sum is 12.

Adding to 123001030110 its reverse (11030100321), we get a palindrome (134031130431).

The spelling of 123001030110 in words is "one hundred twenty-three billion, one million, thirty thousand, one hundred ten".