235033254131 has 4 divisors (see below), whose sum is σ = 253112735232. Its totient is φ = 216953773032.

The previous prime is 235033254121. The next prime is 235033254173. The reversal of 235033254131 is 131452330532.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-235033254131 is a prime.

It is a super-2 number, since 2×235033254131² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (235033254121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9039740531 + ... + 9039740556.

It is an arithmetic number, because the mean of its divisors is an integer number (63278183808).

Almost surely, 2^235033254131 is an apocalyptic number.

235033254131 is a deficient number, since it is larger than the sum of its proper divisors (18079481101).

235033254131 is a wasteful number, since it uses less digits than its factorization.

235033254131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18079481100.

The product of its (nonzero) digits is 32400, while the sum is 32.

Adding to 235033254131 its reverse (131452330532), we get a palindrome (366485584663).

The spelling of 235033254131 in words is "two hundred thirty-five billion, thirty-three million, two hundred fifty-four thousand, one hundred thirty-one".