1020100198 has 32 divisors (see below), whose sum is σ = 1801094400. Its totient is φ = 428820480.

The previous prime is 1020100189. The next prime is 1020100217. The reversal of 1020100198 is 8910010201.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23523 + ... + 50926.

It is an arithmetic number, because the mean of its divisors is an integer number (56284200).

Almost surely, 2^1020100198 is an apocalyptic number.

1020100198 is a deficient number, since it is larger than the sum of its proper divisors (780994202).

1020100198 is a wasteful number, since it uses less digits than its factorization.

1020100198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74512.

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

The square root of 1020100198 is about 31939.0074673588. The cubic root of 1020100198 is about 1006.6556697823.

Adding to 1020100198 its reverse (8910010201), we get a palindrome (9930110399).

The spelling of 1020100198 in words is "one billion, twenty million, one hundred thousand, one hundred ninety-eight".