100826231018 has 4 divisors (see below), whose sum is σ = 151239346530. Its totient is φ = 50413115508.

The previous prime is 100826230993. The next prime is 100826231029. The reversal of 100826231018 is 810132628001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 810132628001 = 647 ⋅1252136983.

It can be written as a sum of positive squares in only one way, i.e., 57949488529 + 42876742489 = 240727^2 + 207067^2 .

It is a super-2 number, since 2×100826231018² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25206557753 + ... + 25206557756.

Almost surely, 2^100826231018 is an apocalyptic number.

100826231018 is a deficient number, since it is larger than the sum of its proper divisors (50413115512).

100826231018 is an equidigital number, since it uses as much as digits as its factorization.

100826231018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50413115511.

The product of its (nonzero) digits is 4608, while the sum is 32.

Adding to 100826231018 its reverse (810132628001), we get a palindrome (910958859019).

The spelling of 100826231018 in words is "one hundred billion, eight hundred twenty-six million, two hundred thirty-one thousand, eighteen".