2152242520000 has 140 divisors (see below), whose sum is σ = 5467033501776. Its totient is φ = 839898880000.

The previous prime is 2152242519989. The next prime is 2152242520003. The reversal of 2152242520000 is 252422512.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2152242520003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 983829 + ... + 2296171.

Almost surely, 2^{2152242520000} is an apocalyptic number.

2152242520000 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 2152242520000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2733516750888).

2152242520000 is an abundant number, since it is smaller than the sum of its proper divisors (3314790981776).

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

2152242520000 is an equidigital number, since it uses as much as digits as its factorization.

2152242520000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1312416 (or 1312391 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 25.

Adding to 2152242520000 its reverse (252422512), we get a palindrome (2152494942512).

The spelling of 2152242520000 in words is "two trillion, one hundred fifty-two billion, two hundred forty-two million, five hundred twenty thousand".