10120021122 has 16 divisors (see below), whose sum is σ = 20298375072. Its totient is φ = 3363618240.

The previous prime is 10120021099. The next prime is 10120021141. The reversal of 10120021122 is 22112002101.

It is a super-2 number, since 2×10120021122² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10120021098 and 10120021107.

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, 2428279 + ... + 2432442.

It is an arithmetic number, because the mean of its divisors is an integer number (1268648442).

Almost surely, 2^10120021122 is an apocalyptic number.

10120021122 is an abundant number, since it is smaller than the sum of its proper divisors (10178353950).

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

10120021122 is a wasteful number, since it uses less digits than its factorization.

10120021122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4861073.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 10120021122 its reverse (22112002101), we get a palindrome (32232023223).

The spelling of 10120021122 in words is "ten billion, one hundred twenty million, twenty-one thousand, one hundred twenty-two".