10022121002120 has 16 divisors (see below), whose sum is σ = 22549772254860. Its totient is φ = 4008848400832.

The previous prime is 10022121002119. The next prime is 10022121002171. The reversal of 10022121002120 is 2120012122001.

It can be written as a sum of positive squares in 2 ways, for example, as 9503199591076 + 518921411044 = 3082726^2 + 720362^2 .

It is a super-2 number, since 2×10022121002120² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10022121002095 and 10022121002104.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 125276512487 + ... + 125276512566.

Almost surely, 2^{10022121002120} is an apocalyptic number.

10022121002120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10022121002120 is an abundant number, since it is smaller than the sum of its proper divisors (12527651252740).

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

10022121002120 is a wasteful number, since it uses less digits than its factorization.

10022121002120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250553025064 (or 250553025060 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 10022121002120 its reverse (2120012122001), we get a palindrome (12142133124121).

The spelling of 10022121002120 in words is "ten trillion, twenty-two billion, one hundred twenty-one million, two thousand, one hundred twenty".