233031113133430 has 16 divisors (see below), whose sum is σ = 419460515933184. Its totient is φ = 93211442521600.

The previous prime is 233031113133409. The next prime is 233031113133433. The reversal of 233031113133430 is 34331311130332.

It is a junction number, because it is equal to n+sod(n) for n = 233031113133392 and 233031113133401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (233031113133433) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 124365046 + ... + 126224905.

It is an arithmetic number, because the mean of its divisors is an integer number (26216282245824).

Almost surely, 2^{233031113133430} is an apocalyptic number.

233031113133430 is a deficient number, since it is larger than the sum of its proper divisors (186429402799754).

233031113133430 is a wasteful number, since it uses less digits than its factorization.

233031113133430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250682951.

The product of its (nonzero) digits is 17496, while the sum is 31.

Adding to 233031113133430 its reverse (34331311130332), we get a palindrome (267362424263762).

The spelling of 233031113133430 in words is "two hundred thirty-three trillion, thirty-one billion, one hundred thirteen million, one hundred thirty-three thousand, four hundred thirty".