123010011223100 has 36 divisors (see below), whose sum is σ = 266932655060400. Its totient is φ = 49203832930560.

The previous prime is 123010011223079. The next prime is 123010011223109. The reversal of 123010011223100 is 1322110010321.

It is a super-2 number, since 2×123010011223100² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123010011223109) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 28917956 + ... + 32897844.

It is an arithmetic number, because the mean of its divisors is an integer number (7414795973900).

Almost surely, 2^{123010011223100} is an apocalyptic number.

123010011223100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

123010011223100 is an abundant number, since it is smaller than the sum of its proper divisors (143922643837300).

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

123010011223100 is a wasteful number, since it uses less digits than its factorization.

123010011223100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4288982 (or 4288975 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 123010011223100 its reverse (1322110010321), we get a palindrome (124332121233421).

The spelling of 123010011223100 in words is "one hundred twenty-three trillion, ten billion, eleven million, two hundred twenty-three thousand, one hundred".