101123580155 has 8 divisors (see below), whose sum is σ = 130682780592. Its totient is φ = 74675874528.

The previous prime is 101123580109. The next prime is 101123580157. The reversal of 101123580155 is 551085321101.

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 101123580155 - 2¹⁰ = 101123579131 is a prime.

It is not an unprimeable number, because it can be changed into a prime (101123580157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 777873629 + ... + 777873758.

It is an arithmetic number, because the mean of its divisors is an integer number (16335347574).

Almost surely, 2^101123580155 is an apocalyptic number.

101123580155 is a deficient number, since it is larger than the sum of its proper divisors (29559200437).

101123580155 is a wasteful number, since it uses less digits than its factorization.

101123580155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1555747405.

The product of its (nonzero) digits is 6000, while the sum is 32.

The spelling of 101123580155 in words is "one hundred one billion, one hundred twenty-three million, five hundred eighty thousand, one hundred fifty-five".