100110510551 has 4 divisors (see below), whose sum is σ = 100143027600. Its totient is φ = 100077993504.

The previous prime is 100110510547. The next prime is 100110510553. The reversal of 100110510551 is 155015011001.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 100110510551 - 2² = 100110510547 is a prime.

It is a super-2 number, since 2×100110510551² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100110510553) 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, 16253906 + ... + 16260063.

It is an arithmetic number, because the mean of its divisors is an integer number (25035756900).

Almost surely, 2^100110510551 is an apocalyptic number.

100110510551 is a deficient number, since it is larger than the sum of its proper divisors (32517049).

100110510551 is an equidigital number, since it uses as much as digits as its factorization.

100110510551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32517048.

The product of its (nonzero) digits is 125, while the sum is 20.

Adding to 100110510551 its reverse (155015011001), we get a palindrome (255125521552).

The spelling of 100110510551 in words is "one hundred billion, one hundred ten million, five hundred ten thousand, five hundred fifty-one".