11111100151 has 2 divisors, whose sum is σ = 11111100152. Its totient is φ = 11111100150.

The previous prime is 11111100149. The next prime is 11111100233. The reversal of 11111100151 is 15100111111.

It is a weak prime.

It is an emirp because it is prime and its reverse (15100111111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11111100151 - 2¹ = 11111100149 is a prime.

Together with 11111100149, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11111100251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5555550075 + 5555550076.

It is an arithmetic number, because the mean of its divisors is an integer number (5555550076).

Almost surely, 2^11111100151 is an apocalyptic number.

11111100151 is a deficient number, since it is larger than the sum of its proper divisors (1).

11111100151 is an equidigital number, since it uses as much as digits as its factorization.

11111100151 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5, while the sum is 13.

Adding to 11111100151 its reverse (15100111111), we get a palindrome (26211211262).

The spelling of 11111100151 in words is "eleven billion, one hundred eleven million, one hundred thousand, one hundred fifty-one".