10221320210310 has 96 divisors (see below), whose sum is σ = 29665599245568. Its totient is φ = 2420270314560.

The previous prime is 10221320210249. The next prime is 10221320210333. The reversal of 10221320210310 is 1301202312201.

10221320210310 is a `hidden beast` number, since 1 + 0 + 2 + 21 + 320 + 2 + 10 + 310 = 666.

It is a super-2 number, since 2×10221320210310² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 120010522 + ... + 120095661.

It is an arithmetic number, because the mean of its divisors is an integer number (309016658808).

Almost surely, 2^{10221320210310} is an apocalyptic number.

10221320210310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10221320210310 is an abundant number, since it is smaller than the sum of its proper divisors (19444279035258).

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

10221320210310 is a wasteful number, since it uses less digits than its factorization.

10221320210310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240106250 (or 240106247 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 10221320210310 its reverse (1301202312201), we get a palindrome (11522522522511).

The spelling of 10221320210310 in words is "ten trillion, two hundred twenty-one billion, three hundred twenty million, two hundred ten thousand, three hundred ten".