2124145015320 has 32 divisors (see below), whose sum is σ = 6372435046320. Its totient is φ = 566438670720.

The previous prime is 2124145015297. The next prime is 2124145015327. The reversal of 2124145015320 is 235105414212.

It is a super-2 number, since 2×2124145015320² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2124145015327) 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, 8850604111 + ... + 8850604350.

Almost surely, 2^{2124145015320} is an apocalyptic number.

2124145015320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2124145015320 is an abundant number, since it is smaller than the sum of its proper divisors (4248290031000).

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

2124145015320 is a wasteful number, since it uses less digits than its factorization.

2124145015320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17701208475 (or 17701208471 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 30.

The spelling of 2124145015320 in words is "two trillion, one hundred twenty-four billion, one hundred forty-five million, fifteen thousand, three hundred twenty".