202142442324 has 48 divisors (see below), whose sum is σ = 485460163328. Its totient is φ = 65418046848.

The previous prime is 202142442319. The next prime is 202142442353. The reversal of 202142442324 is 423244241202.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 202142442291 and 202142442300.

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, 286087 + ... + 697230.

Almost surely, 2^202142442324 is an apocalyptic number.

It is an amenable number.

202142442324 is an abundant number, since it is smaller than the sum of its proper divisors (283317721004).

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

202142442324 is a wasteful number, since it uses less digits than its factorization.

202142442324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 983824 (or 983822 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 30.

Adding to 202142442324 its reverse (423244241202), we get a palindrome (625386683526).

The spelling of 202142442324 in words is "two hundred two billion, one hundred forty-two million, four hundred forty-two thousand, three hundred twenty-four".