10111021021122 has 96 divisors (see below), whose sum is σ = 24673551564672. Its totient is φ = 2748942637056.

The previous prime is 10111021021117. The next prime is 10111021021187. The reversal of 10111021021122 is 22112012011101.

It is a happy number.

10111021021122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2568693 + ... + 5178824.

It is an arithmetic number, because the mean of its divisors is an integer number (257016162132).

Almost surely, 2^{10111021021122} is an apocalyptic number.

10111021021122 is an abundant number, since it is smaller than the sum of its proper divisors (14562530543550).

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

10111021021122 is a wasteful number, since it uses less digits than its factorization.

10111021021122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7747752 (or 7747745 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 10111021021122 its reverse (22112012011101), we get a palindrome (32223033032223).

The spelling of 10111021021122 in words is "ten trillion, one hundred eleven billion, twenty-one million, twenty-one thousand, one hundred twenty-two".