101055100551 has 4 divisors (see below), whose sum is σ = 134740134072. Its totient is φ = 67370067032.

The previous prime is 101055100547. The next prime is 101055100571. The reversal of 101055100551 is 155001550101.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 155001550101 = 3 ⋅51667183367.

It is a cyclic number.

It is not a de Polignac number, because 101055100551 - 2² = 101055100547 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101055100571) 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, 16842516756 + ... + 16842516761.

It is an arithmetic number, because the mean of its divisors is an integer number (33685033518).

Almost surely, 2^101055100551 is an apocalyptic number.

101055100551 is a deficient number, since it is larger than the sum of its proper divisors (33685033521).

101055100551 is an equidigital number, since it uses as much as digits as its factorization.

101055100551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33685033520.

The product of its (nonzero) digits is 625, while the sum is 24.

Adding to 101055100551 its reverse (155001550101), we get a palindrome (256056650652).

The spelling of 101055100551 in words is "one hundred one billion, fifty-five million, one hundred thousand, five hundred fifty-one".