10202210222021 has 16 divisors (see below), whose sum is σ = 10235521766400. Its totient is φ = 10168957468800.

The previous prime is 10202210221979. The next prime is 10202210222027. The reversal of 10202210222021 is 12022201220201.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 10202210222021 - 2¹⁰ = 10202210220997 is a prime.

It is a super-2 number, since 2×10202210222021² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10202210222027) 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, 2053169225 + ... + 2053174193.

It is an arithmetic number, because the mean of its divisors is an integer number (639720110400).

Almost surely, 2^{10202210222021} is an apocalyptic number.

It is an amenable number.

10202210222021 is a deficient number, since it is larger than the sum of its proper divisors (33311544379).

10202210222021 is a wasteful number, since it uses less digits than its factorization.

10202210222021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9620.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 10202210222021 its reverse (12022201220201), we get a palindrome (22224411442222).

The spelling of 10202210222021 in words is "ten trillion, two hundred two billion, two hundred ten million, two hundred twenty-two thousand, twenty-one".