202220002121211 has 32 divisors (see below), whose sum is σ = 301574883338240. Its totient is φ = 133918005672000.

The previous prime is 202220002121197. The next prime is 202220002121227. The reversal of 202220002121211 is 112121200022202.

It is a happy number.

202220002121211 is a `hidden beast` number, since 20 + 2 + 220 + 0 + 0 + 212 + 1 + 211 = 666.

It is not a de Polignac number, because 202220002121211 - 2⁷ = 202220002121083 is a prime.

It is a super-2 number, since 2×202220002121211² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (202220002021211) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 229629711 + ... + 230508663.

It is an arithmetic number, because the mean of its divisors is an integer number (9424215104320).

Almost surely, 2^{202220002121211} is an apocalyptic number.

202220002121211 is a deficient number, since it is larger than the sum of its proper divisors (99354881217029).

202220002121211 is a wasteful number, since it uses less digits than its factorization.

202220002121211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 935544 (or 935538 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 202220002121211 its reverse (112121200022202), we get a palindrome (314341202143413).

The spelling of 202220002121211 in words is "two hundred two trillion, two hundred twenty billion, two million, one hundred twenty-one thousand, two hundred eleven".