101042453555 has 4 divisors (see below), whose sum is σ = 121250944272. Its totient is φ = 80833962840.

The previous prime is 101042453531. The next prime is 101042453591. The reversal of 101042453555 is 555354240101.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 555354240101 = 107 ⋅5190226543.

It is not a de Polignac number, because 101042453555 - 2¹⁶ = 101042388019 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10104245351 + ... + 10104245360.

It is an arithmetic number, because the mean of its divisors is an integer number (30312736068).

Almost surely, 2^101042453555 is an apocalyptic number.

101042453555 is a deficient number, since it is larger than the sum of its proper divisors (20208490717).

101042453555 is an equidigital number, since it uses as much as digits as its factorization.

101042453555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20208490716.

The product of its (nonzero) digits is 60000, while the sum is 35.

Adding to 101042453555 its reverse (555354240101), we get a palindrome (656396693656).

The spelling of 101042453555 in words is "one hundred one billion, forty-two million, four hundred fifty-three thousand, five hundred fifty-five".