222101111120 has 40 divisors (see below), whose sum is σ = 590154382464. Its totient is φ = 76148952192.

The previous prime is 222101111069. The next prime is 222101111123. The reversal of 222101111120 is 21111101222.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a junction number, because it is equal to n+sod(n) for n = 222101111095 and 222101111104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222101111123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 198304004 + ... + 198305123.

Almost surely, 2^222101111120 is an apocalyptic number.

222101111120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222101111120 is an abundant number, since it is smaller than the sum of its proper divisors (368053271344).

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

222101111120 is a wasteful number, since it uses less digits than its factorization.

222101111120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 396609147 (or 396609141 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 222101111120 its reverse (21111101222), we get a palindrome (243212212342).

The spelling of 222101111120 in words is "two hundred twenty-two billion, one hundred one million, one hundred eleven thousand, one hundred twenty".