10120111121211 has 32 divisors (see below), whose sum is σ = 17329421061120. Its totient is φ = 5105990127744.

The previous prime is 10120111121207. The next prime is 10120111121221. The reversal of 10120111121211 is 11212111102101.

It is not a de Polignac number, because 10120111121211 - 2² = 10120111121207 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10120111121221) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 805863376 + ... + 805875933.

It is an arithmetic number, because the mean of its divisors is an integer number (541544408160).

Almost surely, 2^{10120111121211} is an apocalyptic number.

10120111121211 is a deficient number, since it is larger than the sum of its proper divisors (7209309939909).

10120111121211 is a wasteful number, since it uses less digits than its factorization.

10120111121211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1611739355.

The product of its (nonzero) digits is 8, while the sum is 15.

Adding to 10120111121211 its reverse (11212111102101), we get a palindrome (21332222223312).

The spelling of 10120111121211 in words is "ten trillion, one hundred twenty billion, one hundred eleven million, one hundred twenty-one thousand, two hundred eleven".