2221325211320 has 128 divisors (see below), whose sum is σ = 5288414443200. Its totient is φ = 838423412736.

The previous prime is 2221325211307. The next prime is 2221325211337. The reversal of 2221325211320 is 231125231222.

It is a happy number.

It is a super-2 number, since 2×2221325211320² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2221325211320.

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, 15730067 + ... + 15870653.

Almost surely, 2^{2221325211320} is an apocalyptic number.

2221325211320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2221325211320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2644207221600).

2221325211320 is an abundant number, since it is smaller than the sum of its proper divisors (3067089231880).

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

2221325211320 is a wasteful number, since it uses less digits than its factorization.

2221325211320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140937 (or 140933 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 26.

The spelling of 2221325211320 in words is "two trillion, two hundred twenty-one billion, three hundred twenty-five million, two hundred eleven thousand, three hundred twenty".