111022211120 has 80 divisors (see below), whose sum is σ = 259470000000. Its totient is φ = 44178161664.

The previous prime is 111022211101. The next prime is 111022211123. The reversal of 111022211120 is 21112220111.

It is a tau number, because it is divible by the number of its divisors (80).

It is a junction number, because it is equal to n+sod(n) for n = 111022211095 and 111022211104.

It is not an unprimeable number, because it can be changed into a prime (111022211123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23878556 + ... + 23883204.

It is an arithmetic number, because the mean of its divisors is an integer number (3243375000).

Almost surely, 2^111022211120 is an apocalyptic number.

111022211120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111022211120 is an abundant number, since it is smaller than the sum of its proper divisors (148447788880).

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

111022211120 is a wasteful number, since it uses less digits than its factorization.

111022211120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6150 (or 6144 counting only the distinct ones).

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

Adding to 111022211120 its reverse (21112220111), we get a palindrome (132134431231).

It can be divided in two parts, 11102 and 2211120, that added together give a palindrome (2222222).

The spelling of 111022211120 in words is "one hundred eleven billion, twenty-two million, two hundred eleven thousand, one hundred twenty".