101112345155 has 8 divisors (see below), whose sum is σ = 122220470592. Its totient is φ = 80299438528.

The previous prime is 101112345149. The next prime is 101112345161. The reversal of 101112345155 is 551543211101.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (101112345149) and next prime (101112345161).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 101112345155 - 2⁸ = 101112344899 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73803947 + ... + 73805316.

It is an arithmetic number, because the mean of its divisors is an integer number (15277558824).

Almost surely, 2^101112345155 is an apocalyptic number.

101112345155 is a deficient number, since it is larger than the sum of its proper divisors (21108125437).

101112345155 is a wasteful number, since it uses less digits than its factorization.

101112345155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147609405.

The product of its (nonzero) digits is 3000, while the sum is 29.

Adding to 101112345155 its reverse (551543211101), we get a palindrome (652655556256).

The spelling of 101112345155 in words is "one hundred one billion, one hundred twelve million, three hundred forty-five thousand, one hundred fifty-five".