10222221111120 has 120 divisors (see below), whose sum is σ = 34331124765600. Its totient is φ = 2725806613248.

The previous prime is 10222221111049. The next prime is 10222221111121. The reversal of 10222221111120 is 2111112222201.

10222221111120 is a `hidden beast` number, since 102 + 222 + 211 + 11 + 120 = 666.

10222221111120 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 10222221111093 and 10222221111102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10222221111121) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16851651 + ... + 17447709.

It is an arithmetic number, because the mean of its divisors is an integer number (286092706380).

Almost surely, 2^{10222221111120} is an apocalyptic number.

10222221111120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10222221111120 is an abundant number, since it is smaller than the sum of its proper divisors (24108903654480).

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

10222221111120 is a wasteful number, since it uses less digits than its factorization.

10222221111120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 619897 (or 619888 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 10222221111120 its reverse (2111112222201), we get a palindrome (12333333333321).

The spelling of 10222221111120 in words is "ten trillion, two hundred twenty-two billion, two hundred twenty-one million, one hundred eleven thousand, one hundred twenty".