104002123142 has 4 divisors (see below), whose sum is σ = 156003184716. Its totient is φ = 52001061570.

The previous prime is 104002123139. The next prime is 104002123237. The reversal of 104002123142 is 241321200401.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 241321200401 = 187003 ⋅1290467.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26000530784 + ... + 26000530787.

It is an arithmetic number, because the mean of its divisors is an integer number (39000796179).

Almost surely, 2^104002123142 is an apocalyptic number.

104002123142 is a deficient number, since it is larger than the sum of its proper divisors (52001061574).

104002123142 is an equidigital number, since it uses as much as digits as its factorization.

104002123142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52001061573.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 104002123142 its reverse (241321200401), we get a palindrome (345323323543).

The spelling of 104002123142 in words is "one hundred four billion, two million, one hundred twenty-three thousand, one hundred forty-two".