1100151442251 has 20 divisors (see below), whose sum is σ = 1643716265224. Its totient is φ = 733309264800.

The previous prime is 1100151442249. The next prime is 1100151442259. The reversal of 1100151442251 is 1522441510011.

1100151442251 is a `hidden beast` number, since 1 + 100 + 1 + 514 + 42 + 2 + 5 + 1 = 666.

It is not a de Polignac number, because 1100151442251 - 2¹ = 1100151442249 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1100151442259) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 678385 + ... + 1631106.

Almost surely, 2^{1100151442251} is an apocalyptic number.

1100151442251 is a deficient number, since it is larger than the sum of its proper divisors (543564822973).

1100151442251 is an equidigital number, since it uses as much as digits as its factorization.

1100151442251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2315384 (or 2315375 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 27.

Adding to 1100151442251 its reverse (1522441510011), we get a palindrome (2622592952262).

The spelling of 1100151442251 in words is "one trillion, one hundred billion, one hundred fifty-one million, four hundred forty-two thousand, two hundred fifty-one".