2120112220012 has 12 divisors (see below), whose sum is σ = 3722859173376. Its totient is φ = 1056438170480.

The previous prime is 2120112219997. The next prime is 2120112220019. The reversal of 2120112220012 is 2100222110212.

It is a happy number.

It is a super-2 number, since 2×2120112220012² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2120112220019) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 904483564 + ... + 904485907.

It is an arithmetic number, because the mean of its divisors is an integer number (310238264448).

Almost surely, 2^{2120112220012} is an apocalyptic number.

It is an amenable number.

2120112220012 is a deficient number, since it is larger than the sum of its proper divisors (1602746953364).

2120112220012 is a wasteful number, since it uses less digits than its factorization.

2120112220012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1808969768 (or 1808969766 counting only the distinct ones).

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

Adding to 2120112220012 its reverse (2100222110212), we get a palindrome (4220334330224).

The spelling of 2120112220012 in words is "two trillion, one hundred twenty billion, one hundred twelve million, two hundred twenty thousand, twelve".