231011003311 has 16 divisors (see below), whose sum is σ = 254472850080. Its totient is φ = 207966804480.

The previous prime is 231011003291. The next prime is 231011003371. The reversal of 231011003311 is 113300110132.

It is a cyclic number.

It is not a de Polignac number, because 231011003311 - 2⁹ = 231011002799 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (231011003371) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 428965 + ... + 803761.

It is an arithmetic number, because the mean of its divisors is an integer number (15904553130).

Almost surely, 2^231011003311 is an apocalyptic number.

231011003311 is a deficient number, since it is larger than the sum of its proper divisors (23461846769).

231011003311 is a wasteful number, since it uses less digits than its factorization.

231011003311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 375354.

The product of its (nonzero) digits is 54, while the sum is 16.

Adding to 231011003311 its reverse (113300110132), we get a palindrome (344311113443).

The spelling of 231011003311 in words is "two hundred thirty-one billion, eleven million, three thousand, three hundred eleven".