2090308020020 has 48 divisors (see below), whose sum is σ = 5040742795200. Its totient is φ = 720106110720.

The previous prime is 2090308019957. The next prime is 2090308020023. The reversal of 2090308020020 is 200208030902.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2090308020023) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 250032665 + ... + 250041024.

It is an arithmetic number, because the mean of its divisors is an integer number (105015474900).

Almost surely, 2^{2090308020020} is an apocalyptic number.

2090308020020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2090308020020 is an abundant number, since it is smaller than the sum of its proper divisors (2950434775180).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2090308020020 is a wasteful number, since it uses less digits than its factorization.

2090308020020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 500073728 (or 500073726 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 26.

The spelling of 2090308020020 in words is "two trillion, ninety billion, three hundred eight million, twenty thousand, twenty".