1002011098 has 16 divisors (see below), whose sum is σ = 1640703744. Its totient is φ = 455168160.

The previous prime is 1002011083. The next prime is 1002011099. The reversal of 1002011098 is 8901102001.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (1002011099) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22711 + ... + 50197.

It is an arithmetic number, because the mean of its divisors is an integer number (102543984).

Almost surely, 2^1002011098 is an apocalyptic number.

1002011098 is a deficient number, since it is larger than the sum of its proper divisors (638692646).

1002011098 is a wasteful number, since it uses less digits than its factorization.

1002011098 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29157.

The product of its (nonzero) digits is 144, while the sum is 22.

The square root of 1002011098 is about 31654.5588817788. The cubic root of 1002011098 is about 1000.6699171108.

Adding to 1002011098 its reverse (8901102001), we get a palindrome (9903113099).

The spelling of 1002011098 in words is "one billion, two million, eleven thousand, ninety-eight".