100455523101445 has 4 divisors (see below), whose sum is σ = 120546627721740. Its totient is φ = 80364418481152.

The previous prime is 100455523101407. The next prime is 100455523101481. The reversal of 100455523101445 is 544101325554001.

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

It can be written as a sum of positive squares in 2 ways, for example, as 21089981618689 + 79365541482756 = 4592383^2 + 8908734^2 .

It is a cyclic number.

It is not a de Polignac number, because 100455523101445 - 2¹¹ = 100455523099397 is a prime.

It is a super-2 number, since 2×100455523101445² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 100455523101398 and 100455523101407.

It is a congruent 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, 10045552310140 + ... + 10045552310149.

It is an arithmetic number, because the mean of its divisors is an integer number (30136656930435).

Almost surely, 2^{100455523101445} is an apocalyptic number.

It is an amenable number.

100455523101445 is a deficient number, since it is larger than the sum of its proper divisors (20091104620295).

100455523101445 is an equidigital number, since it uses as much as digits as its factorization.

100455523101445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20091104620294.

The product of its (nonzero) digits is 240000, while the sum is 40.

Adding to 100455523101445 its reverse (544101325554001), we get a palindrome (644556848655446).

The spelling of 100455523101445 in words is "one hundred trillion, four hundred fifty-five billion, five hundred twenty-three million, one hundred one thousand, four hundred forty-five".