2120220111112 has 32 divisors (see below), whose sum is σ = 3984486105600. Its totient is φ = 1057692456000.

The previous prime is 2120220111089. The next prime is 2120220111151. The reversal of 2120220111112 is 2111110220212.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8561689 + ... + 8805847.

It is an arithmetic number, because the mean of its divisors is an integer number (124515190800).

Almost surely, 2^{2120220111112} is an apocalyptic number.

It is an amenable number.

2120220111112 is a deficient number, since it is larger than the sum of its proper divisors (1864265994488).

2120220111112 is a wasteful number, since it uses less digits than its factorization.

2120220111112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 246637 (or 246633 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 2120220111112 its reverse (2111110220212), we get a palindrome (4231330331324).

The spelling of 2120220111112 in words is "two trillion, one hundred twenty billion, two hundred twenty million, one hundred eleven thousand, one hundred twelve".