10312223021000 has 64 divisors (see below), whose sum is σ = 24209203898880. Its totient is φ = 4111452964800.

The previous prime is 10312223020999. The next prime is 10312223021057. The reversal of 10312223021000 is 12032221301.

It is a self number, because there is not a number n which added to its sum of digits gives 10312223021000.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16488152 + ... + 17102151.

It is an arithmetic number, because the mean of its divisors is an integer number (378268810920).

Almost surely, 2^{10312223021000} is an apocalyptic number.

10312223021000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10312223021000 is an abundant number, since it is smaller than the sum of its proper divisors (13896980877880).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10312223021000 is a wasteful number, since it uses less digits than its factorization.

10312223021000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33590631 (or 33590617 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 10312223021000 its reverse (12032221301), we get a palindrome (10324255242301).

The spelling of 10312223021000 in words is "ten trillion, three hundred twelve billion, two hundred twenty-three million, twenty-one thousand".