202120111010201 has 32 divisors (see below), whose sum is σ = 214433823744000. Its totient is φ = 190133547595200.

The previous prime is 202120111010197. The next prime is 202120111010227. The reversal of 202120111010201 is 102010111021202.

It is not a de Polignac number, because 202120111010201 - 2² = 202120111010197 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (202120111010231) 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, 174243476 + ... + 175399626.

It is an arithmetic number, because the mean of its divisors is an integer number (6701056992000).

Almost surely, 2^{202120111010201} is an apocalyptic number.

It is an amenable number.

202120111010201 is a deficient number, since it is larger than the sum of its proper divisors (12313712733799).

202120111010201 is a wasteful number, since it uses less digits than its factorization.

202120111010201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1156829.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 202120111010201 its reverse (102010111021202), we get a palindrome (304130222031403).

It can be divided in two parts, 20212011 and 1010201, that added together give a palindrome (21222212).

The spelling of 202120111010201 in words is "two hundred two trillion, one hundred twenty billion, one hundred eleven million, ten thousand, two hundred one".