101012220022021 has 32 divisors (see below), whose sum is σ = 133388703866880. Its totient is φ = 74056709548800.

The previous prime is 101012220022001. The next prime is 101012220022033. The reversal of 101012220022021 is 120220022210101.

It is a happy number.

It is not a de Polignac number, because 101012220022021 - 2¹⁷ = 101012219890949 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 101012220021986 and 101012220022004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101012220022001) 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, 8500845 + ... + 16561666.

It is an arithmetic number, because the mean of its divisors is an integer number (4168396995840).

Almost surely, 2^{101012220022021} is an apocalyptic number.

101012220022021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

101012220022021 is a deficient number, since it is larger than the sum of its proper divisors (32376483844859).

101012220022021 is a wasteful number, since it uses less digits than its factorization.

101012220022021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25065625.

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

Adding to 101012220022021 its reverse (120220022210101), we get a palindrome (221232242232122).

The spelling of 101012220022021 in words is "one hundred one trillion, twelve billion, two hundred twenty million, twenty-two thousand, twenty-one".