10312222011320 has 16 divisors (see below), whose sum is σ = 23202499525560. Its totient is φ = 4124888804512.

The previous prime is 10312222011307. The next prime is 10312222011323. The reversal of 10312222011320 is 2311022221301.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 10312222011292 and 10312222011301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10312222011323) 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, 128902775102 + ... + 128902775181.

Almost surely, 2^{10312222011320} is an apocalyptic number.

10312222011320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10312222011320 is an abundant number, since it is smaller than the sum of its proper divisors (12890277514240).

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

10312222011320 is a wasteful number, since it uses less digits than its factorization.

10312222011320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 257805550294 (or 257805550290 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 10312222011320 its reverse (2311022221301), we get a palindrome (12623244232621).

The spelling of 10312222011320 in words is "ten trillion, three hundred twelve billion, two hundred twenty-two million, eleven thousand, three hundred twenty".