10211211113 has 4 divisors (see below), whose sum is σ = 10220469888. Its totient is φ = 10201952340.

The previous prime is 10211211079. The next prime is 10211211137. The reversal of 10211211113 is 31111211201.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10211211113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10211211713) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4627733 + ... + 4629938.

It is an arithmetic number, because the mean of its divisors is an integer number (2555117472).

Almost surely, 2^10211211113 is an apocalyptic number.

It is an amenable number.

10211211113 is a deficient number, since it is larger than the sum of its proper divisors (9258775).

10211211113 is an equidigital number, since it uses as much as digits as its factorization.

10211211113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9258774.

The product of its (nonzero) digits is 12, while the sum is 14.

Adding to 10211211113 its reverse (31111211201), we get a palindrome (41322422314).

The spelling of 10211211113 in words is "ten billion, two hundred eleven million, two hundred eleven thousand, one hundred thirteen".