3121200223102 has 16 divisors (see below), whose sum is σ = 5043718658160. Its totient is φ = 1440045424512.

The previous prime is 3121200223087. The next prime is 3121200223147. The reversal of 3121200223102 is 2013220021213.

It is a self number, because there is not a number n which added to its sum of digits gives 3121200223102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21113452 + ... + 21260767.

It is an arithmetic number, because the mean of its divisors is an integer number (315232416135).

Almost surely, 2^{3121200223102} is an apocalyptic number.

3121200223102 is a deficient number, since it is larger than the sum of its proper divisors (1922518435058).

3121200223102 is a wasteful number, since it uses less digits than its factorization.

3121200223102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42377067.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 3121200223102 its reverse (2013220021213), we get a palindrome (5134420244315).

The spelling of 3121200223102 in words is "three trillion, one hundred twenty-one billion, two hundred million, two hundred twenty-three thousand, one hundred two".