2160021514320 has 240 divisors, whose sum is σ = 7473988634112. Its totient is φ = 558760366080.

The previous prime is 2160021514303. The next prime is 2160021514337. The reversal of 2160021514320 is 234151200612.

2160021514320 is a `hidden beast` number, since 2 + 1 + 600 + 2 + 1 + 51 + 4 + 3 + 2 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (2160021514303) and next prime (2160021514337).

It is a tau number, because it is divible by the number of its divisors (240).

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, 3541485 + ... + 4106355.

Almost surely, 2^{2160021514320} is an apocalyptic number.

2160021514320 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 2160021514320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3736994317056).

2160021514320 is an abundant number, since it is smaller than the sum of its proper divisors (5313967119792).

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

2160021514320 is a wasteful number, since it uses less digits than its factorization.

2160021514320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 565050 (or 565041 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

Adding to 2160021514320 its reverse (234151200612), we get a palindrome (2394172714932).

The spelling of 2160021514320 in words is "two trillion, one hundred sixty billion, twenty-one million, five hundred fourteen thousand, three hundred twenty".