16010012020 has 48 divisors (see below), whose sum is σ = 35220729600. Its totient is φ = 6104891520.

The previous prime is 16010012003. The next prime is 16010012033. The reversal of 16010012020 is 2021001061.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 128886 + ... + 220525.

It is an arithmetic number, because the mean of its divisors is an integer number (733765200).

Almost surely, 2^16010012020 is an apocalyptic number.

16010012020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16010012020 is an abundant number, since it is smaller than the sum of its proper divisors (19210717580).

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

16010012020 is a wasteful number, since it uses less digits than its factorization.

16010012020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 349528 (or 349526 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 16010012020 its reverse (2021001061), we get a palindrome (18031013081).

The spelling of 16010012020 in words is "sixteen billion, ten million, twelve thousand, twenty".