100120111120211 has 24 divisors (see below), whose sum is σ = 123948872359200. Its totient is φ = 79185823831296.

The previous prime is 100120111120181. The next prime is 100120111120277. The reversal of 100120111120211 is 112021111021001.

It is a de Polignac number, because none of the positive numbers 2^k-100120111120211 is a prime.

It is not an unprimeable number, because it can be changed into a prime (100120111120411) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12956636 + ... + 19186313.

It is an arithmetic number, because the mean of its divisors is an integer number (5164536348300).

Almost surely, 2^{100120111120211} is an apocalyptic number.

100120111120211 is a deficient number, since it is larger than the sum of its proper divisors (23828761238989).

100120111120211 is a wasteful number, since it uses less digits than its factorization.

100120111120211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32145615 (or 32145602 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 100120111120211 its reverse (112021111021001), we get a palindrome (212141222141212).

The spelling of 100120111120211 in words is "one hundred trillion, one hundred twenty billion, one hundred eleven million, one hundred twenty thousand, two hundred eleven".