123122302121102 has 4 divisors (see below), whose sum is σ = 184683453181656. Its totient is φ = 61561151060550.

The previous prime is 123122302121081. The next prime is 123122302121123. The reversal of 123122302121102 is 201121203221321.

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

It is an interprime number because it is at equal distance from previous prime (123122302121081) and next prime (123122302121123).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30780575530274 + ... + 30780575530277.

It is an arithmetic number, because the mean of its divisors is an integer number (46170863295414).

Almost surely, 2^{123122302121102} is an apocalyptic number.

123122302121102 is a deficient number, since it is larger than the sum of its proper divisors (61561151060554).

123122302121102 is an equidigital number, since it uses as much as digits as its factorization.

123122302121102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61561151060553.

The product of its (nonzero) digits is 576, while the sum is 23.

Adding to 123122302121102 its reverse (201121203221321), we get a palindrome (324243505342423).

The spelling of 123122302121102 in words is "one hundred twenty-three trillion, one hundred twenty-two billion, three hundred two million, one hundred twenty-one thousand, one hundred two".