12020001098 has 24 divisors (see below), whose sum is σ = 20711780832. Its totient is φ = 5125047984.

The previous prime is 12020001073. The next prime is 12020001109. The reversal of 12020001098 is 89010002021.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 532265 + ... + 554387.

It is an arithmetic number, because the mean of its divisors is an integer number (862990868).

Almost surely, 2^12020001098 is an apocalyptic number.

12020001098 is a deficient number, since it is larger than the sum of its proper divisors (8691779734).

12020001098 is an equidigital number, since it uses as much as digits as its factorization.

12020001098 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22526 (or 22329 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 23.

The spelling of 12020001098 in words is "twelve billion, twenty million, one thousand, ninety-eight".