123010100213031 has 12 divisors (see below), whose sum is σ = 179821993886808. Its totient is φ = 81018700541424.

The previous prime is 123010100213027. The next prime is 123010100213081. The reversal of 123010100213031 is 130312001010321.

123010100213031 is a `hidden beast` number, since 1 + 230 + 10 + 100 + 21 + 303 + 1 = 666.

It is not a de Polignac number, because 123010100213031 - 2² = 123010100213027 is a prime.

It is a super-2 number, since 2×123010100213031² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 123010100212995 and 123010100213013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123010100213081) 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, 82336077040 + ... + 82336078533.

It is an arithmetic number, because the mean of its divisors is an integer number (14985166157234).

Almost surely, 2^{123010100213031} is an apocalyptic number.

123010100213031 is a deficient number, since it is larger than the sum of its proper divisors (56811893673777).

123010100213031 is a wasteful number, since it uses less digits than its factorization.

123010100213031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164672155662 (or 164672155659 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 123010100213031 its reverse (130312001010321), we get a palindrome (253322101223352).

The spelling of 123010100213031 in words is "one hundred twenty-three trillion, ten billion, one hundred million, two hundred thirteen thousand, thirty-one".