101330130022021 has 4 divisors (see below), whose sum is σ = 101333683872652. Its totient is φ = 101326576171392.

The previous prime is 101330130022013. The next prime is 101330130022039. The reversal of 101330130022021 is 120220031033101.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 77750316652996 + 23579813369025 = 8817614^2 + 4855905^2 .

It is a cyclic number.

It is not a de Polignac number, because 101330130022021 - 2³ = 101330130022013 is a prime.

It is a super-3 number, since 3×101330130022021³ (a number of 43 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 101330130022021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101330130092021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1776882546 + ... + 1776939571.

It is an arithmetic number, because the mean of its divisors is an integer number (25333420968163).

Almost surely, 2^{101330130022021} is an apocalyptic number.

It is an amenable number.

101330130022021 is a deficient number, since it is larger than the sum of its proper divisors (3553850631).

101330130022021 is an equidigital number, since it uses as much as digits as its factorization.

101330130022021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3553850630.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 101330130022021 its reverse (120220031033101), we get a palindrome (221550161055122).

The spelling of 101330130022021 in words is "one hundred one trillion, three hundred thirty billion, one hundred thirty million, twenty-two thousand, twenty-one".