10122201120021 has 16 divisors (see below), whose sum is σ = 13811226992640. Its totient is φ = 6590679485040.

The previous prime is 10122201119983. The next prime is 10122201120037. The reversal of 10122201120021 is 12002110222101.

It is not a de Polignac number, because 10122201120021 - 2²¹ = 10122199022869 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10122201120071) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1461751 + ... + 4730868.

It is an arithmetic number, because the mean of its divisors is an integer number (863201687040).

Almost surely, 2^{10122201120021} is an apocalyptic number.

It is an amenable number.

10122201120021 is a deficient number, since it is larger than the sum of its proper divisors (3689025872619).

10122201120021 is a wasteful number, since it uses less digits than its factorization.

10122201120021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6205336.

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

Adding to 10122201120021 its reverse (12002110222101), we get a palindrome (22124311342122).

The spelling of 10122201120021 in words is "ten trillion, one hundred twenty-two billion, two hundred one million, one hundred twenty thousand, twenty-one".