113000131211 has 4 divisors (see below), whose sum is σ = 123272870424. Its totient is φ = 102727392000.

The previous prime is 113000131147. The next prime is 113000131243. The reversal of 113000131211 is 112131000311.

It is a happy number.

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 113000131211 - 2⁶ = 113000131147 is a prime.

It is not an unprimeable number, because it can be changed into a prime (113000131291) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5136369590 + ... + 5136369611.

It is an arithmetic number, because the mean of its divisors is an integer number (30818217606).

Almost surely, 2^113000131211 is an apocalyptic number.

113000131211 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

113000131211 is a deficient number, since it is larger than the sum of its proper divisors (10272739213).

113000131211 is a wasteful number, since it uses less digits than its factorization.

113000131211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10272739212.

The product of its (nonzero) digits is 18, while the sum is 14.

Adding to 113000131211 its reverse (112131000311), we get a palindrome (225131131522).

The spelling of 113000131211 in words is "one hundred thirteen billion, one hundred thirty-one thousand, two hundred eleven".