123000311012302 has 4 divisors (see below), whose sum is σ = 184500466518456. Its totient is φ = 61500155506150.

The previous prime is 123000311012297. The next prime is 123000311012311. The reversal of 123000311012302 is 203210113000321.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 123000311012302.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30750077753074 + ... + 30750077753077.

It is an arithmetic number, because the mean of its divisors is an integer number (46125116629614).

Almost surely, 2^{123000311012302} is an apocalyptic number.

123000311012302 is a deficient number, since it is larger than the sum of its proper divisors (61500155506154).

123000311012302 is an equidigital number, since it uses as much as digits as its factorization.

123000311012302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61500155506153.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 123000311012302 its reverse (203210113000321), we get a palindrome (326210424012623).

The spelling of 123000311012302 in words is "one hundred twenty-three trillion, three hundred eleven million, twelve thousand, three hundred two".