2251552312200 has 48 divisors (see below), whose sum is σ = 6979812169680. Its totient is φ = 600413949760.

The previous prime is 2251552312189. The next prime is 2251552312249. The reversal of 2251552312200 is 22132551522.

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

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1876292994 + ... + 1876294193.

It is an arithmetic number, because the mean of its divisors is an integer number (145412753535).

Almost surely, 2^{2251552312200} is an apocalyptic number.

2251552312200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2251552312200 is an abundant number, since it is smaller than the sum of its proper divisors (4728259857480).

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

2251552312200 is a wasteful number, since it uses less digits than its factorization.

2251552312200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3752587206 (or 3752587197 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 30.

Adding to 2251552312200 its reverse (22132551522), we get a palindrome (2273684863722).

The spelling of 2251552312200 in words is "two trillion, two hundred fifty-one billion, five hundred fifty-two million, three hundred twelve thousand, two hundred".