2121202322013 has 8 divisors (see below), whose sum is σ = 2881633343328. Its totient is φ = 1387453091024.

The previous prime is 2121202321991. The next prime is 2121202322021. The reversal of 2121202322013 is 3102232021212.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2121202322013 - 2¹⁶ = 2121202256477 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2121200322013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6670447395 + ... + 6670447712.

It is an arithmetic number, because the mean of its divisors is an integer number (360204167916).

Almost surely, 2^{2121202322013} is an apocalyptic number.

It is an amenable number.

2121202322013 is a deficient number, since it is larger than the sum of its proper divisors (760431021315).

2121202322013 is a wasteful number, since it uses less digits than its factorization.

2121202322013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13340895163.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 2121202322013 its reverse (3102232021212), we get a palindrome (5223434343225).

The spelling of 2121202322013 in words is "two trillion, one hundred twenty-one billion, two hundred two million, three hundred twenty-two thousand, thirteen".