202111021021202 has 32 divisors (see below), whose sum is σ = 317225225370240. Its totient is φ = 96393703443840.

The previous prime is 202111021021159. The next prime is 202111021021229. The reversal of 202111021021202 is 202120120111202.

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, 186292577 + ... + 187374347.

It is an arithmetic number, because the mean of its divisors is an integer number (9913288292820).

Almost surely, 2^{202111021021202} is an apocalyptic number.

202111021021202 is a deficient number, since it is larger than the sum of its proper divisors (115114204349038).

202111021021202 is a wasteful number, since it uses less digits than its factorization.

202111021021202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1093058.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 202111021021202 its reverse (202120120111202), we get a palindrome (404231141132404).

The spelling of 202111021021202 in words is "two hundred two trillion, one hundred eleven billion, twenty-one million, twenty-one thousand, two hundred two".