10100102202021 has 16 divisors (see below), whose sum is σ = 14502890272640. Its totient is φ = 6215370615360.

The previous prime is 10100102202007. The next prime is 10100102202041. The reversal of 10100102202021 is 12020220100101.

It is not a de Polignac number, because 10100102202021 - 2¹⁹ = 10100101677733 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10100102201988 and 10100102202006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10100102202041) 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, 1675800 + ... + 4796718.

It is an arithmetic number, because the mean of its divisors is an integer number (906430642040).

Almost surely, 2^{10100102202021} is an apocalyptic number.

It is an amenable number.

10100102202021 is a deficient number, since it is larger than the sum of its proper divisors (4402788070619).

10100102202021 is a wasteful number, since it uses less digits than its factorization.

10100102202021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3203916.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 10100102202021 its reverse (12020220100101), we get a palindrome (22120322302122).

The spelling of 10100102202021 in words is "ten trillion, one hundred billion, one hundred two million, two hundred two thousand, twenty-one".