202421243130 has 32 divisors (see below), whose sum is σ = 487022511168. Its totient is φ = 53844384000.

The previous prime is 202421243119. The next prime is 202421243137. The reversal of 202421243130 is 31342124202.

It is a happy number.

202421243130 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 202421243130.

It is not an unprimeable number, because it can be changed into a prime (202421243137) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8401156 + ... + 8425215.

It is an arithmetic number, because the mean of its divisors is an integer number (15219453474).

Almost surely, 2^202421243130 is an apocalyptic number.

202421243130 is an abundant number, since it is smaller than the sum of its proper divisors (284601268038).

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

202421243130 is a wasteful number, since it uses less digits than its factorization.

202421243130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16826782.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 202421243130 its reverse (31342124202), we get a palindrome (233763367332).

The spelling of 202421243130 in words is "two hundred two billion, four hundred twenty-one million, two hundred forty-three thousand, one hundred thirty".