123220320010302 has 16 divisors (see below), whose sum is σ = 246450103895952. Its totient is φ = 41071862690880.

The previous prime is 123220320010261. The next prime is 123220320010303. The reversal of 123220320010302 is 203010023022321.

It is a happy number.

It is a super-2 number, since 2×123220320010302² (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 (123220320010303) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 394158873 + ... + 394471364.

It is an arithmetic number, because the mean of its divisors is an integer number (15403131493497).

Almost surely, 2^{123220320010302} is an apocalyptic number.

123220320010302 is an abundant number, since it is smaller than the sum of its proper divisors (123229783885650).

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

123220320010302 is a wasteful number, since it uses less digits than its factorization.

123220320010302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 788656283.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 123220320010302 its reverse (203010023022321), we get a palindrome (326230343032623).

The spelling of 123220320010302 in words is "one hundred twenty-three trillion, two hundred twenty billion, three hundred twenty million, ten thousand, three hundred two".