201101201022021 has 32 divisors (see below), whose sum is σ = 273678970805760. Its totient is φ = 131314004236800.

The previous prime is 201101201021999. The next prime is 201101201022091. The reversal of 201101201022021 is 120220102101102.

201101201022021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 201101201022021 - 2⁷ = 201101201021893 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201101201022091) 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, 2795326911 + ... + 2795398851.

It is an arithmetic number, because the mean of its divisors is an integer number (8552467837680).

Almost surely, 2^{201101201022021} is an apocalyptic number.

It is an amenable number.

201101201022021 is a deficient number, since it is larger than the sum of its proper divisors (72577769783739).

201101201022021 is a wasteful number, since it uses less digits than its factorization.

201101201022021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136157.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 201101201022021 its reverse (120220102101102), we get a palindrome (321321303123123).

The spelling of 201101201022021 in words is "two hundred one trillion, one hundred one billion, two hundred one million, twenty-two thousand, twenty-one".