120211222222 has 64 divisors (see below), whose sum is σ = 242563313664. Its totient is φ = 43314808320.

The previous prime is 120211222169. The next prime is 120211222277. The reversal of 120211222222 is 222222112021.

It is a self number, because there is not a number n which added to its sum of digits gives 120211222222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 530748 + ... + 722575.

It is an arithmetic number, because the mean of its divisors is an integer number (3790051776).

Almost surely, 2^120211222222 is an apocalyptic number.

120211222222 is an abundant number, since it is smaller than the sum of its proper divisors (122352091442).

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

120211222222 is a wasteful number, since it uses less digits than its factorization.

120211222222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1253393.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 120211222222 its reverse (222222112021), we get a palindrome (342433334243).

The spelling of 120211222222 in words is "one hundred twenty billion, two hundred eleven million, two hundred twenty-two thousand, two hundred twenty-two".