2120302111112 has 16 divisors (see below), whose sum is σ = 3979087791900. Its totient is φ = 1059212033280.

The previous prime is 2120302111097. The next prime is 2120302111133. The reversal of 2120302111112 is 2111112030212.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1595103324676 + 525198786436 = 1262974^2 + 724706^2 .

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 3 ways as a sum of consecutive naturals, for example, 117368189 + ... + 117386252.

Almost surely, 2^{2120302111112} is an apocalyptic number.

It is an amenable number.

2120302111112 is a deficient number, since it is larger than the sum of its proper divisors (1858785680788).

2120302111112 is a wasteful number, since it uses less digits than its factorization.

2120302111112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234755576 (or 234755572 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 2120302111112 its reverse (2111112030212), we get a palindrome (4231414141324).

The spelling of 2120302111112 in words is "two trillion, one hundred twenty billion, three hundred two million, one hundred eleven thousand, one hundred twelve".