123220110013102 has 16 divisors (see below), whose sum is σ = 195682681564560. Its totient is φ = 58030036595712.

The previous prime is 123220110013037. The next prime is 123220110013123. The reversal of 123220110013102 is 201310011022321.

It is a super-2 number, since 2×123220110013102² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a self number, because there is not a number n which added to its sum of digits gives 123220110013102.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9371769363 + ... + 9371782510.

It is an arithmetic number, because the mean of its divisors is an integer number (12230167597785).

Almost surely, 2^{123220110013102} is an apocalyptic number.

123220110013102 is a deficient number, since it is larger than the sum of its proper divisors (72462571551458).

123220110013102 is a wasteful number, since it uses less digits than its factorization.

123220110013102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18743552067.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 123220110013102 its reverse (201310011022321), we get a palindrome (324530121035423).

The spelling of 123220110013102 in words is "one hundred twenty-three trillion, two hundred twenty billion, one hundred ten million, thirteen thousand, one hundred two".