201311233030 has 8 divisors (see below), whose sum is σ = 362360219472. Its totient is φ = 80524493208.

The previous prime is 201311232977. The next prime is 201311233043. The reversal of 201311233030 is 30332113102.

201311233030 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 201311232989 and 201311233007.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10065561642 + ... + 10065561661.

It is an arithmetic number, because the mean of its divisors is an integer number (45295027434).

Almost surely, 2^201311233030 is an apocalyptic number.

201311233030 is a deficient number, since it is larger than the sum of its proper divisors (161048986442).

201311233030 is a wasteful number, since it uses less digits than its factorization.

201311233030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20131123310.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 201311233030 its reverse (30332113102), we get a palindrome (231643346132).

The spelling of 201311233030 in words is "two hundred one billion, three hundred eleven million, two hundred thirty-three thousand, thirty".