202121100211202 has 32 divisors (see below), whose sum is σ = 310086210880512. Its totient is φ = 98783997064704.

The previous prime is 202121100211193. The next prime is 202121100211259. The reversal of 202121100211202 is 202112001121202.

202121100211202 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×202121100211202² (a number of 29 digits) contains 22 as substring.

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, 162496163 + ... + 163735289.

It is an arithmetic number, because the mean of its divisors is an integer number (9690194090016).

Almost surely, 2^{202121100211202} is an apocalyptic number.

202121100211202 is a deficient number, since it is larger than the sum of its proper divisors (107965110669310).

202121100211202 is a wasteful number, since it uses less digits than its factorization.

202121100211202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1249202.

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

Adding to 202121100211202 its reverse (202112001121202), we get a palindrome (404233101332404).

The spelling of 202121100211202 in words is "two hundred two trillion, one hundred twenty-one billion, one hundred million, two hundred eleven thousand, two hundred two".