20112321130310 has 32 divisors (see below), whose sum is σ = 36277528937760. Its totient is φ = 8028195902208.

The previous prime is 20112321130303. The next prime is 20112321130339. The reversal of 20112321130310 is 1303112321102.

It is a happy number.

It is a super-2 number, since 2×20112321130310² (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 15 ways as a sum of consecutive naturals, for example, 12572504 + ... + 14081636.

It is an arithmetic number, because the mean of its divisors is an integer number (1133672779305).

Almost surely, 2^{20112321130310} is an apocalyptic number.

20112321130310 is a deficient number, since it is larger than the sum of its proper divisors (16165207807450).

20112321130310 is a wasteful number, since it uses less digits than its factorization.

20112321130310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1511912.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 20112321130310 its reverse (1303112321102), we get a palindrome (21415433451412).

The spelling of 20112321130310 in words is "twenty trillion, one hundred twelve billion, three hundred twenty-one million, one hundred thirty thousand, three hundred ten".