123354574102 has 4 divisors (see below), whose sum is σ = 185031861156. Its totient is φ = 61677287050.

The previous prime is 123354574099. The next prime is 123354574111. The reversal of 123354574102 is 201475453321.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30838643524 + ... + 30838643527.

It is an arithmetic number, because the mean of its divisors is an integer number (46257965289).

Almost surely, 2^123354574102 is an apocalyptic number.

123354574102 is a deficient number, since it is larger than the sum of its proper divisors (61677287054).

123354574102 is an equidigital number, since it uses as much as digits as its factorization.

123354574102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61677287053.

The product of its (nonzero) digits is 100800, while the sum is 37.

The spelling of 123354574102 in words is "one hundred twenty-three billion, three hundred fifty-four million, five hundred seventy-four thousand, one hundred two".