1990003202093 has 24 divisors (see below), whose sum is σ = 2033158278528. Its totient is φ = 1947734880000.

The previous prime is 1990003202071. The next prime is 1990003202107. The reversal of 1990003202093 is 3902023000991.

It is not a de Polignac number, because 1990003202093 - 2¹⁶ = 1990003136557 is a prime.

It is a super-2 number, since 2×1990003202093² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1990003202053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 710460293 + ... + 710463093.

It is an arithmetic number, because the mean of its divisors is an integer number (84714928272).

Almost surely, 2^{1990003202093} is an apocalyptic number.

It is an amenable number.

1990003202093 is a deficient number, since it is larger than the sum of its proper divisors (43155076435).

1990003202093 is an equidigital number, since it uses as much as digits as its factorization.

1990003202093 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3797 (or 3736 counting only the distinct ones).

The product of its (nonzero) digits is 26244, while the sum is 38.

The spelling of 1990003202093 in words is "one trillion, nine hundred ninety billion, three million, two hundred two thousand, ninety-three".