120222221000 has 64 divisors (see below), whose sum is σ = 321508586880. Its totient is φ = 41219044800.

The previous prime is 120222220897. The next prime is 120222221111. The reversal of 120222221000 is 122222021.

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

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8580302 + ... + 8594301.

It is an arithmetic number, because the mean of its divisors is an integer number (5023571670).

Almost surely, 2^120222221000 is an apocalyptic number.

120222221000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120222221000 is an abundant number, since it is smaller than the sum of its proper divisors (201286365880).

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

120222221000 is a wasteful number, since it uses less digits than its factorization.

120222221000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17174631 (or 17174617 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 120222221000 its reverse (122222021), we get a palindrome (120344443021).

The spelling of 120222221000 in words is "one hundred twenty billion, two hundred twenty-two million, two hundred twenty-one thousand".