144104121200042 has 4 divisors (see below), whose sum is σ = 216156181800066. Its totient is φ = 72052060600020.

The previous prime is 144104121200029. The next prime is 144104121200101. The reversal of 144104121200042 is 240002121401441.

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., 136167218003041 + 7936903197001 = 11669071^2 + 2817251^2 .

It is a junction number, because it is equal to n+sod(n) for n = 144104121199984 and 144104121200020.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36026030300009 + ... + 36026030300012.

Almost surely, 2^{144104121200042} is an apocalyptic number.

144104121200042 is a deficient number, since it is larger than the sum of its proper divisors (72052060600024).

144104121200042 is an equidigital number, since it uses as much as digits as its factorization.

144104121200042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72052060600023.

The product of its (nonzero) digits is 2048, while the sum is 26.

Adding to 144104121200042 its reverse (240002121401441), we get a palindrome (384106242601483).

The spelling of 144104121200042 in words is "one hundred forty-four trillion, one hundred four billion, one hundred twenty-one million, two hundred thousand, forty-two".