222120002012072 has 32 divisors (see below), whose sum is σ = 438395976127200. Its totient is φ = 105214441320000.

The previous prime is 222120002012071. The next prime is 222120002012131. The reversal of 222120002012072 is 270210200021222.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (222120002012071) 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, 57759422 + ... + 61484882.

It is an arithmetic number, because the mean of its divisors is an integer number (13699874253975).

Almost surely, 2^{222120002012072} is an apocalyptic number.

It is an amenable number.

222120002012072 is a deficient number, since it is larger than the sum of its proper divisors (216275974115128).

222120002012072 is a wasteful number, since it uses less digits than its factorization.

222120002012072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4117737 (or 4117733 counting only the distinct ones).

The product of its (nonzero) digits is 896, while the sum is 23.

Adding to 222120002012072 its reverse (270210200021222), we get a palindrome (492330202033294).

The spelling of 222120002012072 in words is "two hundred twenty-two trillion, one hundred twenty billion, two million, twelve thousand, seventy-two".