202142581204 has 12 divisors (see below), whose sum is σ = 353769743124. Its totient is φ = 101065511744.

The previous prime is 202142581187. The next prime is 202142581327. The reversal of 202142581204 is 402185241202.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 9149305104 + 192993276100 = 95652^2 + 439310^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1365529 + ... + 1506304.

It is an arithmetic number, because the mean of its divisors is an integer number (29480811927).

Almost surely, 2^202142581204 is an apocalyptic number.

It is an amenable number.

202142581204 is a deficient number, since it is larger than the sum of its proper divisors (151627161920).

202142581204 is a wasteful number, since it uses less digits than its factorization.

202142581204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2889434 (or 2889432 counting only the distinct ones).

The product of its (nonzero) digits is 10240, while the sum is 31.

The spelling of 202142581204 in words is "two hundred two billion, one hundred forty-two million, five hundred eighty-one thousand, two hundred four".