1099712023426 has 24 divisors (see below), whose sum is σ = 1686095027856. Its totient is φ = 537938851560.

The previous prime is 1099712023381. The next prime is 1099712023427. The reversal of 1099712023426 is 6243202179901.

It is not an unprimeable number, because it can be changed into a prime (1099712023427) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11132785 + ... + 11231131.

It is an arithmetic number, because the mean of its divisors is an integer number (70253959494).

Almost surely, 2^{1099712023426} is an apocalyptic number.

1099712023426 is a deficient number, since it is larger than the sum of its proper divisors (586383004430).

1099712023426 is an equidigital number, since it uses as much as digits as its factorization.

1099712023426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100974 (or 100927 counting only the distinct ones).

The product of its (nonzero) digits is 326592, while the sum is 46.

The spelling of 1099712023426 in words is "one trillion, ninety-nine billion, seven hundred twelve million, twenty-three thousand, four hundred twenty-six".