234042111242 has 32 divisors (see below), whose sum is σ = 366598359120. Its totient is φ = 111950138880.

The previous prime is 234042111209. The next prime is 234042111253. The reversal of 234042111242 is 242111240432.

It can be written as a sum of positive squares in 8 ways, for example, as 71787020761 + 162255090481 = 267931^2 + 402809^2 .

It is a super-2 number, since 2×234042111242² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14567678 + ... + 14583734.

Almost surely, 2^234042111242 is an apocalyptic number.

234042111242 is a deficient number, since it is larger than the sum of its proper divisors (132556247878).

234042111242 is a wasteful number, since it uses less digits than its factorization.

234042111242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19386.

The product of its (nonzero) digits is 3072, while the sum is 26.

Adding to 234042111242 its reverse (242111240432), we get a palindrome (476153351674).

The spelling of 234042111242 in words is "two hundred thirty-four billion, forty-two million, one hundred eleven thousand, two hundred forty-two".