20252252322501 has 4 divisors (see below), whose sum is σ = 27003003096672. Its totient is φ = 13501501548332.

The previous prime is 20252252322473. The next prime is 20252252322509. The reversal of 20252252322501 is 10522325225202.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 20252252322501 - 2¹¹ = 20252252320453 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20252252322509) 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, 3375375387081 + ... + 3375375387086.

It is an arithmetic number, because the mean of its divisors is an integer number (6750750774168).

Almost surely, 2^{20252252322501} is an apocalyptic number.

It is an amenable number.

20252252322501 is a deficient number, since it is larger than the sum of its proper divisors (6750750774171).

20252252322501 is an equidigital number, since it uses as much as digits as its factorization.

20252252322501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6750750774170.

The product of its (nonzero) digits is 48000, while the sum is 33.

Adding to 20252252322501 its reverse (10522325225202), we get a palindrome (30774577547703).

The spelling of 20252252322501 in words is "twenty trillion, two hundred fifty-two billion, two hundred fifty-two million, three hundred twenty-two thousand, five hundred one".