1020100204 has 12 divisors (see below), whose sum is σ = 1791964944. Its totient is φ = 508110224.

The previous prime is 1020100189. The next prime is 1020100217. The reversal of 1020100204 is 4020010201.

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 3 ways as a sum of consecutive naturals, for example, 483787 + ... + 485890.

It is an arithmetic number, because the mean of its divisors is an integer number (149330412).

Almost surely, 2^1020100204 is an apocalyptic number.

It is an amenable number.

1020100204 is a deficient number, since it is larger than the sum of its proper divisors (771864740).

1020100204 is a wasteful number, since it uses less digits than its factorization.

1020100204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 969944 (or 969942 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 10.

The square root of 1020100204 is about 31939.0075612878. The cubic root of 1020100204 is about 1006.6556717559.

Adding to 1020100204 its reverse (4020010201), we get a palindrome (5040110405).

The spelling of 1020100204 in words is "one billion, twenty million, one hundred thousand, two hundred four".