101002220012021 has 16 divisors (see below), whose sum is σ = 103507313495040. Its totient is φ = 98499116910720.

The previous prime is 101002220012009. The next prime is 101002220012033. The reversal of 101002220012021 is 120210022200101.

It is an interprime number because it is at equal distance from previous prime (101002220012009) and next prime (101002220012033).

It is a cyclic number.

It is not a de Polignac number, because 101002220012021 - 2³⁴ = 100985040142837 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 101002220011987 and 101002220012005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101002220012081) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1088726780 + ... + 1088819546.

It is an arithmetic number, because the mean of its divisors is an integer number (6469207093440).

Almost surely, 2^{101002220012021} is an apocalyptic number.

It is an amenable number.

101002220012021 is a deficient number, since it is larger than the sum of its proper divisors (2505093483019).

101002220012021 is an equidigital number, since it uses as much as digits as its factorization.

101002220012021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103204.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 101002220012021 its reverse (120210022200101), we get a palindrome (221212242212122).

The spelling of 101002220012021 in words is "one hundred one trillion, two billion, two hundred twenty million, twelve thousand, twenty-one".