101554428127 has 4 divisors (see below), whose sum is σ = 101555305200. Its totient is φ = 101553551056.

The previous prime is 101554428097. The next prime is 101554428163. The reversal of 101554428127 is 721824455101.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 101554428127 - 2¹¹ = 101554426079 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 101554428127.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101554428527) 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, 232627 + ... + 507172.

It is an arithmetic number, because the mean of its divisors is an integer number (25388826300).

Almost surely, 2^101554428127 is an apocalyptic number.

101554428127 is a deficient number, since it is larger than the sum of its proper divisors (877073).

101554428127 is an equidigital number, since it uses as much as digits as its factorization.

101554428127 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 877072.

The product of its (nonzero) digits is 89600, while the sum is 40.

The spelling of 101554428127 in words is "one hundred one billion, five hundred fifty-four million, four hundred twenty-eight thousand, one hundred twenty-seven".