202421423032 has 8 divisors (see below), whose sum is σ = 379540168200. Its totient is φ = 101210711512.

The previous prime is 202421422999. The next prime is 202421423069. The reversal of 202421423032 is 230324124202.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 202421422988 and 202421423006.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12651338932 + ... + 12651338947.

It is an arithmetic number, because the mean of its divisors is an integer number (47442521025).

Almost surely, 2^202421423032 is an apocalyptic number.

It is an amenable number.

202421423032 is a deficient number, since it is larger than the sum of its proper divisors (177118745168).

202421423032 is a wasteful number, since it uses less digits than its factorization.

202421423032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25302677885 (or 25302677881 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 202421423032 its reverse (230324124202), we get a palindrome (432745547234).

The spelling of 202421423032 in words is "two hundred two billion, four hundred twenty-one million, four hundred twenty-three thousand, thirty-two".