211120330001031 has 24 divisors (see below), whose sum is σ = 335423835112080. Its totient is φ = 127951715144880.

The previous prime is 211120330001027. The next prime is 211120330001083. The reversal of 211120330001031 is 130100033021112.

211120330001031 is a `hidden beast` number, since 211 + 1 + 20 + 330 + 0 + 0 + 103 + 1 = 666.

It is not a de Polignac number, because 211120330001031 - 2² = 211120330001027 is a prime.

It is a super-2 number, since 2×211120330001031² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 211120330000995 and 211120330001013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211120330001431) 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, 8812089616 + ... + 8812113573.

It is an arithmetic number, because the mean of its divisors is an integer number (13975993129670).

Almost surely, 2^{211120330001031} is an apocalyptic number.

211120330001031 is a deficient number, since it is larger than the sum of its proper divisors (124303505111049).

211120330001031 is a wasteful number, since it uses less digits than its factorization.

211120330001031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17624203228 (or 17624203203 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 211120330001031 its reverse (130100033021112), we get a palindrome (341220363022143).

The spelling of 211120330001031 in words is "two hundred eleven trillion, one hundred twenty billion, three hundred thirty million, one thousand, thirty-one".