1100225222251 has 4 divisors (see below), whose sum is σ = 1115296800712. Its totient is φ = 1085153643792.

The previous prime is 1100225222249. The next prime is 1100225222297. The reversal of 1100225222251 is 1522225220011.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1100225222251 - 2¹ = 1100225222249 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1100225022251) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7535789121 + ... + 7535789266.

It is an arithmetic number, because the mean of its divisors is an integer number (278824200178).

Almost surely, 2^{1100225222251} is an apocalyptic number.

1100225222251 is a deficient number, since it is larger than the sum of its proper divisors (15071578461).

1100225222251 is an equidigital number, since it uses as much as digits as its factorization.

1100225222251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15071578460.

The product of its (nonzero) digits is 1600, while the sum is 25.

The spelling of 1100225222251 in words is "one trillion, one hundred billion, two hundred twenty-five million, two hundred twenty-two thousand, two hundred fifty-one".