10312023311220 has 96 divisors (see below), whose sum is σ = 28907015679360. Its totient is φ = 2746698485760.

The previous prime is 10312023311143. The next prime is 10312023311251. The reversal of 10312023311220 is 2211332021301.

It is a super-2 number, since 2×10312023311220² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 192322215 + ... + 192375825.

It is an arithmetic number, because the mean of its divisors is an integer number (301114746660).

Almost surely, 2^{10312023311220} is an apocalyptic number.

10312023311220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10312023311220 is an abundant number, since it is smaller than the sum of its proper divisors (18594992368140).

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

10312023311220 is a wasteful number, since it uses less digits than its factorization.

10312023311220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57265 (or 57263 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 10312023311220 its reverse (2211332021301), we get a palindrome (12523355332521).

The spelling of 10312023311220 in words is "ten trillion, three hundred twelve billion, twenty-three million, three hundred eleven thousand, two hundred twenty".