202103122124345 has 16 divisors (see below), whose sum is σ = 261181958080512. Its totient is φ = 149243931794880.

The previous prime is 202103122124333. The next prime is 202103122124353. The reversal of 202103122124345 is 543421221301202.

It is not a de Polignac number, because 202103122124345 - 2²⁸ = 202102853688889 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8349797 + ... + 21769826.

It is an arithmetic number, because the mean of its divisors is an integer number (16323872380032).

Almost surely, 2^{202103122124345} is an apocalyptic number.

It is an amenable number.

202103122124345 is a deficient number, since it is larger than the sum of its proper divisors (59078835956167).

202103122124345 is a wasteful number, since it uses less digits than its factorization.

202103122124345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30222872.

The product of its (nonzero) digits is 23040, while the sum is 32.

Adding to 202103122124345 its reverse (543421221301202), we get a palindrome (745524343425547).

The spelling of 202103122124345 in words is "two hundred two trillion, one hundred three billion, one hundred twenty-two million, one hundred twenty-four thousand, three hundred forty-five".