123011322102302 has 16 divisors (see below), whose sum is σ = 192668768687520. Its totient is φ = 58791991095552.

The previous prime is 123011322102289. The next prime is 123011322102307. The reversal of 123011322102302 is 203201223110321.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123011322102307) 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, 897903023 + ... + 898040010.

It is an arithmetic number, because the mean of its divisors is an integer number (12041798042970).

Almost surely, 2^{123011322102302} is an apocalyptic number.

123011322102302 is a deficient number, since it is larger than the sum of its proper divisors (69657446585218).

123011322102302 is a wasteful number, since it uses less digits than its factorization.

123011322102302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1795944547.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 123011322102302 its reverse (203201223110321), we get a palindrome (326212545212623).

The spelling of 123011322102302 in words is "one hundred twenty-three trillion, eleven billion, three hundred twenty-two million, one hundred two thousand, three hundred two".