10202021112122 has 32 divisors (see below), whose sum is σ = 17688337286400. Its totient is φ = 4322519929728.

The previous prime is 10202021112113. The next prime is 10202021112149. The reversal of 10202021112122 is 22121112020201.

10202021112122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 10202021112122.

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, 7749203 + ... + 8969625.

It is an arithmetic number, because the mean of its divisors is an integer number (552760540200).

Almost surely, 2^{10202021112122} is an apocalyptic number.

10202021112122 is a deficient number, since it is larger than the sum of its proper divisors (7486316174278).

10202021112122 is a wasteful number, since it uses less digits than its factorization.

10202021112122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1227230.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 10202021112122 its reverse (22121112020201), we get a palindrome (32323133132323).

The spelling of 10202021112122 in words is "ten trillion, two hundred two billion, twenty-one million, one hundred twelve thousand, one hundred twenty-two".