10022112111220 has 72 divisors (see below), whose sum is σ = 23300115400800. Its totient is φ = 3618185545920.

The previous prime is 10022112111199. The next prime is 10022112111227. The reversal of 10022112111220 is 2211121122001.

It is a junction number, because it is equal to n+sod(n) for n = 10022112111194 and 10022112111203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10022112111227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14560630 + ... + 15233389.

It is an arithmetic number, because the mean of its divisors is an integer number (323612713900).

Almost surely, 2^{10022112111220} is an apocalyptic number.

10022112111220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10022112111220 is an abundant number, since it is smaller than the sum of its proper divisors (13278003289580).

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

10022112111220 is a wasteful number, since it uses less digits than its factorization.

10022112111220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29794189 (or 29794176 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 10022112111220 its reverse (2211121122001), we get a palindrome (12233233233221).

The spelling of 10022112111220 in words is "ten trillion, twenty-two billion, one hundred twelve million, one hundred eleven thousand, two hundred twenty".