2130321211320 has 64 divisors (see below), whose sum is σ = 6436941840000. Its totient is φ = 563998704768.

The previous prime is 2130321211289. The next prime is 2130321211433. The reversal of 2130321211320 is 231121230312.

It is a super-2 number, since 2×2130321211320² (a number of 25 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, 63841870 + ... + 63875229.

It is an arithmetic number, because the mean of its divisors is an integer number (100577216250).

Almost surely, 2^{2130321211320} is an apocalyptic number.

2130321211320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2130321211320 is an abundant number, since it is smaller than the sum of its proper divisors (4306620628680).

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

2130321211320 is a wasteful number, since it uses less digits than its factorization.

2130321211320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127717252 (or 127717248 counting only the distinct ones).

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

Adding to 2130321211320 its reverse (231121230312), we get a palindrome (2361442441632).

The spelling of 2130321211320 in words is "two trillion, one hundred thirty billion, three hundred twenty-one million, two hundred eleven thousand, three hundred twenty".