102313332442 has 8 divisors (see below), whose sum is σ = 153698039316. Its totient is φ = 51080652672.

The previous prime is 102313332413. The next prime is 102313332533. The reversal of 102313332442 is 244233313201.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 96546296961 + 5767035481 = 310719^2 + 75941^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 102313332442.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38005093 + ... + 38007784.

Almost surely, 2^102313332442 is an apocalyptic number.

102313332442 is a deficient number, since it is larger than the sum of its proper divisors (51384706874).

102313332442 is an equidigital number, since it uses as much as digits as its factorization.

102313332442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76013552.

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 102313332442 its reverse (244233313201), we get a palindrome (346546645643).

The spelling of 102313332442 in words is "one hundred two billion, three hundred thirteen million, three hundred thirty-two thousand, four hundred forty-two".