2002222112120 has 64 divisors (see below), whose sum is σ = 4534816112640. Its totient is φ = 795592886400.

The previous prime is 2002222112071. The next prime is 2002222112141. The reversal of 2002222112120 is 212112222002.

It is a happy number.

It is a congruent number.

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, 13690985 + ... + 13836455.

It is an arithmetic number, because the mean of its divisors is an integer number (70856501760).

Almost surely, 2^{2002222112120} is an apocalyptic number.

2002222112120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2002222112120 is an abundant number, since it is smaller than the sum of its proper divisors (2532594000520).

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

2002222112120 is a wasteful number, since it uses less digits than its factorization.

2002222112120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147756 (or 147752 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 2002222112120 its reverse (212112222002), we get a palindrome (2214334334122).

The spelling of 2002222112120 in words is "two trillion, two billion, two hundred twenty-two million, one hundred twelve thousand, one hundred twenty".