10021021222000 has 80 divisors (see below), whose sum is σ = 24336641908800. Its totient is φ = 3990904339200.

The previous prime is 10021021221949. The next prime is 10021021222019. The reversal of 10021021222000 is 22212012001.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10481980 + ... + 11397979.

It is an arithmetic number, because the mean of its divisors is an integer number (304208023860).

Almost surely, 2^{10021021222000} is an apocalyptic number.

10021021222000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10021021222000 is an abundant number, since it is smaller than the sum of its proper divisors (14315620686800).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10021021222000 is a wasteful number, since it uses less digits than its factorization.

10021021222000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21880211 (or 21880195 counting only the distinct ones).

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

Adding to 10021021222000 its reverse (22212012001), we get a palindrome (10043233234001).

The spelling of 10021021222000 in words is "ten trillion, twenty-one billion, twenty-one million, two hundred twenty-two thousand".