202108240612 has 24 divisors (see below), whose sum is σ = 378702497880. Its totient is φ = 94041108480.

The previous prime is 202108240591. The next prime is 202108240627. The reversal of 202108240612 is 216042801202.

It can be written as a sum of positive squares in 4 ways, for example, as 27111598336 + 174996642276 = 164656^2 + 418326^2 .

It is a super-2 number, since 2×202108240612² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16691589 + ... + 16703692.

It is an arithmetic number, because the mean of its divisors is an integer number (15779270745).

Almost surely, 2^202108240612 is an apocalyptic number.

It is an amenable number.

202108240612 is a deficient number, since it is larger than the sum of its proper divisors (176594257268).

202108240612 is a wasteful number, since it uses less digits than its factorization.

202108240612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33395391 (or 33395389 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 28.

The spelling of 202108240612 in words is "two hundred two billion, one hundred eight million, two hundred forty thousand, six hundred twelve".