2251001054200 has 48 divisors (see below), whose sum is σ = 5307289842960. Its totient is φ = 887718720000.

The previous prime is 2251001054117. The next prime is 2251001054209. The reversal of 2251001054200 is 24501001522.

It is a super-2 number, since 2×2251001054200² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2251001054209) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 79246401 + ... + 79274800.

It is an arithmetic number, because the mean of its divisors is an integer number (110568538395).

Almost surely, 2^{2251001054200} is an apocalyptic number.

2251001054200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2251001054200 is an abundant number, since it is smaller than the sum of its proper divisors (3056288788760).

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

2251001054200 is a wasteful number, since it uses less digits than its factorization.

2251001054200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158521288 (or 158521279 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 22.

Adding to 2251001054200 its reverse (24501001522), we get a palindrome (2275502055722).

The spelling of 2251001054200 in words is "two trillion, two hundred fifty-one billion, one million, fifty-four thousand, two hundred".