1000100811455 has 16 divisors (see below), whose sum is σ = 1203356044800. Its totient is φ = 797925115680.

The previous prime is 1000100811431. The next prime is 1000100811487. The reversal of 1000100811455 is 5541180010001.

It is not a de Polignac number, because 1000100811455 - 2¹⁰ = 1000100810431 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6881390 + ... + 7025220.

It is an arithmetic number, because the mean of its divisors is an integer number (75209752800).

Almost surely, 2^{1000100811455} is an apocalyptic number.

1000100811455 is a deficient number, since it is larger than the sum of its proper divisors (203255233345).

1000100811455 is a wasteful number, since it uses less digits than its factorization.

1000100811455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147574.

The product of its (nonzero) digits is 800, while the sum is 26.

Adding to 1000100811455 its reverse (5541180010001), we get a palindrome (6541280821456).

The spelling of 1000100811455 in words is "one trillion, one hundred million, eight hundred eleven thousand, four hundred fifty-five".