113401321011 has 24 divisors (see below), whose sum is σ = 178706037744. Its totient is φ = 68723055360.

The previous prime is 113401320947. The next prime is 113401321021. The reversal of 113401321011 is 110123104311.

It is a happy number.

113401321011 is a `hidden beast` number, since 1 + 1 + 340 + 1 + 321 + 0 + 1 + 1 = 666.

It is not a de Polignac number, because 113401321011 - 2⁶ = 113401320947 is a prime.

It is not an unprimeable number, because it can be changed into a prime (113401321021) 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, 1675255 + ... + 1741631.

It is an arithmetic number, because the mean of its divisors is an integer number (7446084906).

Almost surely, 2^113401321011 is an apocalyptic number.

113401321011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

113401321011 is a deficient number, since it is larger than the sum of its proper divisors (65304716733).

113401321011 is a wasteful number, since it uses less digits than its factorization.

113401321011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83651 (or 83648 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 113401321011 its reverse (110123104311), we get a palindrome (223524425322).

The spelling of 113401321011 in words is "one hundred thirteen billion, four hundred one million, three hundred twenty-one thousand, eleven".