234013013120042 has 16 divisors (see below), whose sum is σ = 382268448402120. Its totient is φ = 106792455424512.

The previous prime is 234013013120021. The next prime is 234013013120057. The reversal of 234013013120042 is 240021310310432.

It can be written as a sum of positive squares in 4 ways, for example, as 141172870061161 + 92840143058881 = 11881619^2 + 9635359^2 .

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a junction number, because it is equal to n+sod(n) for n = 234013013119993 and 234013013120020.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50564607263 + ... + 50564611890.

Almost surely, 2^{234013013120042} is an apocalyptic number.

234013013120042 is a deficient number, since it is larger than the sum of its proper divisors (148255435282078).

234013013120042 is a wasteful number, since it uses less digits than its factorization.

234013013120042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101129219257.

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 234013013120042 its reverse (240021310310432), we get a palindrome (474034323430474).

The spelling of 234013013120042 in words is "two hundred thirty-four trillion, thirteen billion, thirteen million, one hundred twenty thousand, forty-two".