235220256134 has 16 divisors (see below), whose sum is σ = 373356345600. Its totient is φ = 110912182920.

The previous prime is 235220256091. The next prime is 235220256143. The reversal of 235220256134 is 431652022532.

It is a junction number, because it is equal to n+sod(n) for n = 235220256094 and 235220256103.

It is a congruent number.

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, 36007184 + ... + 36013715.

It is an arithmetic number, because the mean of its divisors is an integer number (23334771600).

Almost surely, 2^235220256134 is an apocalyptic number.

235220256134 is a deficient number, since it is larger than the sum of its proper divisors (138136089466).

235220256134 is a wasteful number, since it uses less digits than its factorization.

235220256134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72020995.

The product of its (nonzero) digits is 86400, while the sum is 35.

Adding to 235220256134 its reverse (431652022532), we get a palindrome (666872278666).

The spelling of 235220256134 in words is "two hundred thirty-five billion, two hundred twenty million, two hundred fifty-six thousand, one hundred thirty-four".