20211110122 has 16 divisors (see below), whose sum is σ = 36471176640. Its totient is φ = 8206014528.

The previous prime is 20211110119. The next prime is 20211110147. The reversal of 20211110122 is 22101111202.

20211110122 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×20211110122² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37990543 + ... + 37991074.

It is an arithmetic number, because the mean of its divisors is an integer number (2279448540).

Almost surely, 2^20211110122 is an apocalyptic number.

20211110122 is a deficient number, since it is larger than the sum of its proper divisors (16260066518).

20211110122 is a wasteful number, since it uses less digits than its factorization.

20211110122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75981645.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 20211110122 its reverse (22101111202), we get a palindrome (42312221324).

The spelling of 20211110122 in words is "twenty billion, two hundred eleven million, one hundred ten thousand, one hundred twenty-two".