10211222120 has 32 divisors (see below), whose sum is σ = 25063909920. Its totient is φ = 3713171520.

The previous prime is 10211222111. The next prime is 10211222123. The reversal of 10211222120 is 2122211201.

It is a junction number, because it is equal to n+sod(n) for n = 10211222095 and 10211222104.

It is not an unprimeable number, because it can be changed into a prime (10211222123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11603222 + ... + 11604101.

It is an arithmetic number, because the mean of its divisors is an integer number (783247185).

Almost surely, 2^10211222120 is an apocalyptic number.

10211222120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10211222120 is an abundant number, since it is smaller than the sum of its proper divisors (14852687800).

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

10211222120 is a wasteful number, since it uses less digits than its factorization.

10211222120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23207345 (or 23207341 counting only the distinct ones).

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

Adding to 10211222120 its reverse (2122211201), we get a palindrome (12333433321).

The spelling of 10211222120 in words is "ten billion, two hundred eleven million, two hundred twenty-two thousand, one hundred twenty".