23150202051253 has 4 divisors (see below), whose sum is σ = 23157794773900. Its totient is φ = 23142609328608.

The previous prime is 23150202051247. The next prime is 23150202051289. The reversal of 23150202051253 is 35215020205132.

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 15219033740964 + 7931168310289 = 3901158^2 + 2816233^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23150202051253 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 (23150202051553) 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, 3796356750 + ... + 3796362847.

It is an arithmetic number, because the mean of its divisors is an integer number (5789448693475).

Almost surely, 2^{23150202051253} is an apocalyptic number.

It is an amenable number.

23150202051253 is a deficient number, since it is larger than the sum of its proper divisors (7592722647).

23150202051253 is an equidigital number, since it uses as much as digits as its factorization.

23150202051253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7592722646.

The product of its (nonzero) digits is 18000, while the sum is 31.

Adding to 23150202051253 its reverse (35215020205132), we get a palindrome (58365222256385).

The spelling of 23150202051253 in words is "twenty-three trillion, one hundred fifty billion, two hundred two million, fifty-one thousand, two hundred fifty-three".