23144202523202 has 16 divisors (see below), whose sum is σ = 34777639911960. Its totient is φ = 11551659021312.

The previous prime is 23144202523201. The next prime is 23144202523219. The reversal of 23144202523202 is 20232520244132.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 23042582472361 + 101620050841 = 4800269^2 + 318779^2 .

It is a super-2 number, since 2×23144202523202² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (23144202523201) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14110574 + ... + 15665142.

Almost surely, 2^{23144202523202} is an apocalyptic number.

23144202523202 is a deficient number, since it is larger than the sum of its proper divisors (11633437388758).

23144202523202 is a wasteful number, since it uses less digits than its factorization.

23144202523202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1567717.

The product of its (nonzero) digits is 46080, while the sum is 32.

Adding to 23144202523202 its reverse (20232520244132), we get a palindrome (43376722767334).

The spelling of 23144202523202 in words is "twenty-three trillion, one hundred forty-four billion, two hundred two million, five hundred twenty-three thousand, two hundred two".