102202244434 has 8 divisors (see below), whose sum is σ = 153408879180. Its totient is φ = 51065951376.

The previous prime is 102202244413. The next prime is 102202244449. The reversal of 102202244434 is 434442202201.

It can be written as a sum of positive squares in 2 ways, for example, as 60257975625 + 41944268809 = 245475^2 + 204803^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17581789 + ... + 17587600.

Almost surely, 2^102202244434 is an apocalyptic number.

102202244434 is a deficient number, since it is larger than the sum of its proper divisors (51206634746).

102202244434 is a wasteful number, since it uses less digits than its factorization.

102202244434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35170844.

The product of its (nonzero) digits is 12288, while the sum is 28.

Adding to 102202244434 its reverse (434442202201), we get a palindrome (536644446635).

The spelling of 102202244434 in words is "one hundred two billion, two hundred two million, two hundred forty-four thousand, four hundred thirty-four".