10203232221320 has 32 divisors (see below), whose sum is σ = 22962683502720. Its totient is φ = 4080330932160.

The previous prime is 10203232221289. The next prime is 10203232221323. The reversal of 10203232221320 is 2312223230201.

It is a super-2 number, since 2×10203232221320² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10203232221323) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29889296 + ... + 30228735.

It is an arithmetic number, because the mean of its divisors is an integer number (717583859460).

Almost surely, 2^{10203232221320} is an apocalyptic number.

10203232221320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10203232221320 is an abundant number, since it is smaller than the sum of its proper divisors (12759451281400).

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

10203232221320 is a wasteful number, since it uses less digits than its factorization.

10203232221320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60122285 (or 60122281 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 10203232221320 its reverse (2312223230201), we get a palindrome (12515455451521).

The spelling of 10203232221320 in words is "ten trillion, two hundred three billion, two hundred thirty-two million, two hundred twenty-one thousand, three hundred twenty".