202101002221210 has 32 divisors (see below), whose sum is σ = 372352601915712. Its totient is φ = 78936897876480.

The previous prime is 202101002221171. The next prime is 202101002221229. The reversal of 202101002221210 is 12122200101202.

It is a happy number.

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, 68474784 + ... + 71365243.

It is an arithmetic number, because the mean of its divisors is an integer number (11636018809866).

Almost surely, 2^{202101002221210} is an apocalyptic number.

202101002221210 is a deficient number, since it is larger than the sum of its proper divisors (170251599694502).

202101002221210 is a wasteful number, since it uses less digits than its factorization.

202101002221210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139843438.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 202101002221210 its reverse (12122200101202), we get a palindrome (214223202322412).

The spelling of 202101002221210 in words is "two hundred two trillion, one hundred one billion, two million, two hundred twenty-one thousand, two hundred ten".