100445231955 has 8 divisors (see below), whose sum is σ = 160712371152. Its totient is φ = 53570790368.

The previous prime is 100445231951. The next prime is 100445232011. The reversal of 100445231955 is 559132544001.

It is a happy number.

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 100445231955 - 2² = 100445231951 is a prime.

It is not an unprimeable number, because it can be changed into a prime (100445231951) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3348174384 + ... + 3348174413.

It is an arithmetic number, because the mean of its divisors is an integer number (20089046394).

Almost surely, 2^100445231955 is an apocalyptic number.

100445231955 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

100445231955 is a deficient number, since it is larger than the sum of its proper divisors (60267139197).

100445231955 is an equidigital number, since it uses as much as digits as its factorization.

100445231955 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6696348805.

The product of its (nonzero) digits is 108000, while the sum is 39.

Adding to 100445231955 its reverse (559132544001), we get a palindrome (659577775956).

The spelling of 100445231955 in words is "one hundred billion, four hundred forty-five million, two hundred thirty-one thousand, nine hundred fifty-five".