123110305050402 has 48 divisors (see below), whose sum is σ = 267093137163840. Its totient is φ = 40982290778016.

The previous prime is 123110305050379. The next prime is 123110305050409. The reversal of 123110305050402 is 204050503011321.

123110305050402 is a `hidden beast` number, since 1 + 2 + 3 + 1 + 103 + 0 + 50 + 504 + 0 + 2 = 666.

It is a super-2 number, since 2×123110305050402² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (123110305050409) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 257993643 + ... + 258470385.

It is an arithmetic number, because the mean of its divisors is an integer number (5564440357580).

Almost surely, 2^{123110305050402} is an apocalyptic number.

123110305050402 is an abundant number, since it is smaller than the sum of its proper divisors (143982832113438).

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

123110305050402 is a wasteful number, since it uses less digits than its factorization.

123110305050402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 495767 (or 495764 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

Adding to 123110305050402 its reverse (204050503011321), we get a palindrome (327160808061723).

The spelling of 123110305050402 in words is "one hundred twenty-three trillion, one hundred ten billion, three hundred five million, fifty thousand, four hundred two".