2202121021113 has 20 divisors (see below), whose sum is σ = 3542633439268. Its totient is φ = 1355151396960.

The previous prime is 2202121021081. The next prime is 2202121021141. The reversal of 2202121021113 is 3111201212022.

2202121021113 is a `hidden beast` number, since 220 + 21 + 210 + 211 + 1 + 3 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1211084843049 + 991036178064 = 1100493^2 + 995508^2 .

It is not a de Polignac number, because 2202121021113 - 2⁵ = 2202121021081 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2202121021013) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1045640458 + ... + 1045642563.

Almost surely, 2^{2202121021113} is an apocalyptic number.

It is an amenable number.

2202121021113 is a deficient number, since it is larger than the sum of its proper divisors (1340512418155).

2202121021113 is a wasteful number, since it uses less digits than its factorization.

2202121021113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2091283046 (or 2091283037 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 2202121021113 its reverse (3111201212022), we get a palindrome (5313322233135).

The spelling of 2202121021113 in words is "two trillion, two hundred two billion, one hundred twenty-one million, twenty-one thousand, one hundred thirteen".