102213230204442 has 64 divisors (see below), whose sum is σ = 235960232361984. Its totient is φ = 28912572302400.

The previous prime is 102213230204441. The next prime is 102213230204537. The reversal of 102213230204442 is 244402032312201.

It is not an unprimeable number, because it can be changed into a prime (102213230204441) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 59142753 + ... + 60846459.

It is an arithmetic number, because the mean of its divisors is an integer number (3686878630656).

Almost surely, 2^{102213230204442} is an apocalyptic number.

102213230204442 is an abundant number, since it is smaller than the sum of its proper divisors (133747002157542).

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

102213230204442 is a wasteful number, since it uses less digits than its factorization.

102213230204442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1717963.

The product of its (nonzero) digits is 18432, while the sum is 30.

Adding to 102213230204442 its reverse (244402032312201), we get a palindrome (346615262516643).

The spelling of 102213230204442 in words is "one hundred two trillion, two hundred thirteen billion, two hundred thirty million, two hundred four thousand, four hundred forty-two".