10222202210021 has 4 divisors (see below), whose sum is σ = 10439695874112. Its totient is φ = 10004708545932.

The previous prime is 10222202209979. The next prime is 10222202210041. The reversal of 10222202210021 is 12001220222201.

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 10222202210021 - 2²² = 10222198015717 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10222202210041) 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, 108746831975 + ... + 108746832068.

It is an arithmetic number, because the mean of its divisors is an integer number (2609923968528).

Almost surely, 2^{10222202210021} is an apocalyptic number.

It is an amenable number.

10222202210021 is a deficient number, since it is larger than the sum of its proper divisors (217493664091).

10222202210021 is an equidigital number, since it uses as much as digits as its factorization.

10222202210021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217493664090.

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

Adding to 10222202210021 its reverse (12001220222201), we get a palindrome (22223422432222).

The spelling of 10222202210021 in words is "ten trillion, two hundred twenty-two billion, two hundred two million, two hundred ten thousand, twenty-one".