2252213440000 has 100 divisors (see below), whose sum is σ = 5623235819784. Its totient is φ = 900885248000.

The previous prime is 2252213439997. The next prime is 2252213440013. The reversal of 2252213440000 is 443122522.

It is a tau number, because it is divible by the number of its divisors (100).

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 3199084 + ... + 3839083.

Almost surely, 2^{2252213440000} is an apocalyptic number.

2252213440000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2252213440000 is an abundant number, since it is smaller than the sum of its proper divisors (3371022379784).

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

2252213440000 is an frugal number, since it uses more digits than its factorization.

2252213440000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7038205 (or 7038174 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 25.

Adding to 2252213440000 its reverse (443122522), we get a palindrome (2252656562522).

The spelling of 2252213440000 in words is "two trillion, two hundred fifty-two billion, two hundred thirteen million, four hundred forty thousand".