10021200021122 has 32 divisors (see below), whose sum is σ = 15882649516800. Its totient is φ = 4734394150528.

The previous prime is 10021200021103. The next prime is 10021200021251. The reversal of 10021200021122 is 22112000212001.

It is a super-2 number, since 2×10021200021122² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10021200021097 and 10021200021106.

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, 26617829 + ... + 26991687.

It is an arithmetic number, because the mean of its divisors is an integer number (496332797400).

Almost surely, 2^{10021200021122} is an apocalyptic number.

10021200021122 is a deficient number, since it is larger than the sum of its proper divisors (5861449495678).

10021200021122 is a wasteful number, since it uses less digits than its factorization.

10021200021122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 383770.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 10021200021122 its reverse (22112000212001), we get a palindrome (32133200233123).

The spelling of 10021200021122 in words is "ten trillion, twenty-one billion, two hundred million, twenty-one thousand, one hundred twenty-two".