120120211202111 has 16 divisors (see below), whose sum is σ = 123115333645824. Its totient is φ = 117143435749824.

The previous prime is 120120211202077. The next prime is 120120211202129. The reversal of 120120211202111 is 111202112021021.

It is a de Polignac number, because none of the positive numbers 2^k-120120211202111 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 120120211202111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120120211202191) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 292776131 + ... + 293186123.

It is an arithmetic number, because the mean of its divisors is an integer number (7694708352864).

Almost surely, 2^{120120211202111} is an apocalyptic number.

120120211202111 is a deficient number, since it is larger than the sum of its proper divisors (2995122443713).

120120211202111 is a wasteful number, since it uses less digits than its factorization.

120120211202111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 432350.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 120120211202111 its reverse (111202112021021), we get a palindrome (231322323223132).

The spelling of 120120211202111 in words is "one hundred twenty trillion, one hundred twenty billion, two hundred eleven million, two hundred two thousand, one hundred eleven".