113030021011 has 4 divisors (see below), whose sum is σ = 113053079152. Its totient is φ = 113006962872.

The previous prime is 113030020981. The next prime is 113030021023. The reversal of 113030021011 is 110120030311.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 113030021011 - 2¹³ = 113030012819 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 113030020982 and 113030021000.

It is not an unprimeable number, because it can be changed into a prime (113030021711) 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, 11521716 + ... + 11531521.

It is an arithmetic number, because the mean of its divisors is an integer number (28263269788).

Almost surely, 2^113030021011 is an apocalyptic number.

113030021011 is a deficient number, since it is larger than the sum of its proper divisors (23058141).

113030021011 is an equidigital number, since it uses as much as digits as its factorization.

113030021011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23058140.

The product of its (nonzero) digits is 18, while the sum is 13.

Adding to 113030021011 its reverse (110120030311), we get a palindrome (223150051322).

The spelling of 113030021011 in words is "one hundred thirteen billion, thirty million, twenty-one thousand, eleven".