10022221110021 has 4 divisors (see below), whose sum is σ = 13362961480032. Its totient is φ = 6681480740012.

The previous prime is 10022221109983. The next prime is 10022221110023. The reversal of 10022221110021 is 12001112222001.

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 10022221110021 - 2¹¹ = 10022221107973 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10022221110023) 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, 1670370185001 + ... + 1670370185006.

It is an arithmetic number, because the mean of its divisors is an integer number (3340740370008).

Almost surely, 2^{10022221110021} is an apocalyptic number.

It is an amenable number.

10022221110021 is a deficient number, since it is larger than the sum of its proper divisors (3340740370011).

10022221110021 is an equidigital number, since it uses as much as digits as its factorization.

10022221110021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3340740370010.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 10022221110021 its reverse (12001112222001), we get a palindrome (22023333332022).

The spelling of 10022221110021 in words is "ten trillion, twenty-two billion, two hundred twenty-one million, one hundred ten thousand, twenty-one".