23040201013 has 4 divisors (see below), whose sum is σ = 23108569900. Its totient is φ = 22971832128.

The previous prime is 23040201011. The next prime is 23040201049. The reversal of 23040201013 is 31010204032.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 10275268689 + 12764932324 = 101367^2 + 112982^2 .

It is a cyclic number.

It is not a de Polignac number, because 23040201013 - 2¹ = 23040201011 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23040201011) 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, 34183938 + ... + 34184611.

It is an arithmetic number, because the mean of its divisors is an integer number (5777142475).

Almost surely, 2^23040201013 is an apocalyptic number.

It is an amenable number.

23040201013 is a deficient number, since it is larger than the sum of its proper divisors (68368887).

23040201013 is an equidigital number, since it uses as much as digits as its factorization.

23040201013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68368886.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 23040201013 its reverse (31010204032), we get a palindrome (54050405045).

The spelling of 23040201013 in words is "twenty-three billion, forty million, two hundred one thousand, thirteen".