20310200297264 has 20 divisors (see below), whose sum is σ = 39469898322120. Its totient is φ = 10124420085120.

The previous prime is 20310200297263. The next prime is 20310200297267. The reversal of 20310200297264 is 46279200201302.

It is a happy number.

It is a super-2 number, since 2×20310200297264² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (20310200297263) 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, 1917498509 + ... + 1917509100.

It is an arithmetic number, because the mean of its divisors is an integer number (1973494916106).

Almost surely, 2^{20310200297264} is an apocalyptic number.

It is an amenable number.

20310200297264 is a deficient number, since it is larger than the sum of its proper divisors (19159698024856).

20310200297264 is a wasteful number, since it uses less digits than its factorization.

20310200297264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3835007948 (or 3835007942 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 38.

Adding to 20310200297264 its reverse (46279200201302), we get a palindrome (66589400498566).

The spelling of 20310200297264 in words is "twenty trillion, three hundred ten billion, two hundred million, two hundred ninety-seven thousand, two hundred sixty-four".