102304213320442 has 32 divisors (see below), whose sum is σ = 175796312163840. Its totient is φ = 43740336210480.

The previous prime is 102304213320433. The next prime is 102304213320521. The reversal of 102304213320442 is 244023312403201.

It is a super-2 number, since 2×102304213320442² (a number of 29 digits) contains 22 as substring.

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, 10180309 + ... + 17556967.

It is an arithmetic number, because the mean of its divisors is an integer number (5493634755120).

Almost surely, 2^{102304213320442} is an apocalyptic number.

102304213320442 is a deficient number, since it is larger than the sum of its proper divisors (73492098843398).

102304213320442 is a wasteful number, since it uses less digits than its factorization.

102304213320442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7379026.

The product of its (nonzero) digits is 27648, while the sum is 31.

Adding to 102304213320442 its reverse (244023312403201), we get a palindrome (346327525723643).

The spelling of 102304213320442 in words is "one hundred two trillion, three hundred four billion, two hundred thirteen million, three hundred twenty thousand, four hundred forty-two".