113023221101 has 6 divisors (see below), whose sum is σ = 131475991950. Its totient is φ = 96877046616.

The previous prime is 113023221053. The next prime is 113023221109. The reversal of 113023221101 is 101122320311.

It can be written as a sum of positive squares in only one way, i.e., 64655775625 + 48367445476 = 254275^2 + 219926^2 .

It is not a de Polignac number, because 113023221101 - 2¹⁸ = 113022958957 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 113023221101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113023221109) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1153298126 + ... + 1153298223.

It is an arithmetic number, because the mean of its divisors is an integer number (21912665325).

Almost surely, 2^113023221101 is an apocalyptic number.

It is an amenable number.

113023221101 is a deficient number, since it is larger than the sum of its proper divisors (18452770849).

113023221101 is an equidigital number, since it uses as much as digits as its factorization.

113023221101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2306596363 (or 2306596356 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 113023221101 its reverse (101122320311), we get a palindrome (214145541412).

The spelling of 113023221101 in words is "one hundred thirteen billion, twenty-three million, two hundred twenty-one thousand, one hundred one".