102004101013442 has 4 divisors (see below), whose sum is σ = 153006151520166. Its totient is φ = 51002050506720.

The previous prime is 102004101013349. The next prime is 102004101013459. The reversal of 102004101013442 is 244310101400201.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 90682215243841 + 11321885769601 = 9522721^2 + 3364801^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25501025253359 + ... + 25501025253362.

Almost surely, 2^{102004101013442} is an apocalyptic number.

102004101013442 is a deficient number, since it is larger than the sum of its proper divisors (51002050506724).

102004101013442 is an equidigital number, since it uses as much as digits as its factorization.

102004101013442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51002050506723.

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 102004101013442 its reverse (244310101400201), we get a palindrome (346314202413643).

The spelling of 102004101013442 in words is "one hundred two trillion, four billion, one hundred one million, thirteen thousand, four hundred forty-two".