2202110002021 has 4 divisors (see below), whose sum is σ = 2234977315552. Its totient is φ = 2169242688492.

The previous prime is 2202110001989. The next prime is 2202110002069. The reversal of 2202110002021 is 1202000112022.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2202110002021 - 2⁵ = 2202110001989 is a prime.

It is a super-2 number, since 2×2202110002021² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2202110001992 and 2202110002010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2202110002121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16433656665 + ... + 16433656798.

It is an arithmetic number, because the mean of its divisors is an integer number (558744328888).

Almost surely, 2^{2202110002021} is an apocalyptic number.

It is an amenable number.

2202110002021 is a deficient number, since it is larger than the sum of its proper divisors (32867313531).

2202110002021 is an equidigital number, since it uses as much as digits as its factorization.

2202110002021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32867313530.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 2202110002021 its reverse (1202000112022), we get a palindrome (3404110114043).

The spelling of 2202110002021 in words is "two trillion, two hundred two billion, one hundred ten million, two thousand, twenty-one".