222212011120 has 80 divisors (see below), whose sum is σ = 563828055552. Its totient is φ = 80773172480.

The previous prime is 222212011103. The next prime is 222212011129. The reversal of 222212011120 is 21110212222.

It is a happy number.

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

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a junction number, because it is equal to n+sod(n) for n = 222212011094 and 222212011103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222212011129) 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, 2296029 + ... + 2390851.

Almost surely, 2^222212011120 is an apocalyptic number.

222212011120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222212011120 is an abundant number, since it is smaller than the sum of its proper divisors (341616044432).

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

222212011120 is a wasteful number, since it uses less digits than its factorization.

222212011120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97510 (or 97504 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 222212011120 its reverse (21110212222), we get a palindrome (243322223342).

The spelling of 222212011120 in words is "two hundred twenty-two billion, two hundred twelve million, eleven thousand, one hundred twenty".