202201440423242 has 32 divisors (see below), whose sum is σ = 328189046250240. Its totient is φ = 92879635222080.

The previous prime is 202201440423221. The next prime is 202201440423287. The reversal of 202201440423242 is 242324044102202.

It is a junction number, because it is equal to n+sod(n) for n = 202201440423199 and 202201440423208.

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, 1380617 + ... + 20157107.

It is an arithmetic number, because the mean of its divisors is an integer number (10255907695320).

Almost surely, 2^{202201440423242} is an apocalyptic number.

202201440423242 is a deficient number, since it is larger than the sum of its proper divisors (125987605826998).

202201440423242 is a wasteful number, since it uses less digits than its factorization.

202201440423242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18778478.

The product of its (nonzero) digits is 49152, while the sum is 32.

Adding to 202201440423242 its reverse (242324044102202), we get a palindrome (444525484525444).

The spelling of 202201440423242 in words is "two hundred two trillion, two hundred one billion, four hundred forty million, four hundred twenty-three thousand, two hundred forty-two".