202101313021011 has 28 divisors (see below), whose sum is σ = 306417998616840. Its totient is φ = 133220341124640.

The previous prime is 202101313021001. The next prime is 202101313021051. The reversal of 202101313021011 is 110120313101202.

202101313021011 is a `hidden beast` number, since 2 + 0 + 210 + 131 + 302 + 10 + 11 = 666.

It is not a de Polignac number, because 202101313021011 - 2⁶ = 202101313020947 is a prime.

It is not an unprimeable number, because it can be changed into a prime (202101313021001) by changing a digit.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 1557411985 + ... + 1557541746.

Almost surely, 2^{202101313021011} is an apocalyptic number.

202101313021011 is a deficient number, since it is larger than the sum of its proper divisors (104316685595829).

202101313021011 is an frugal number, since it uses more digits than its factorization.

202101313021011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3114953838 (or 3114953823 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 202101313021011 its reverse (110120313101202), we get a palindrome (312221626122213).

The spelling of 202101313021011 in words is "two hundred two trillion, one hundred one billion, three hundred thirteen million, twenty-one thousand, eleven".