231100265011 has 12 divisors (see below), whose sum is σ = 293270095800. Its totient is φ = 180078128160.

The previous prime is 231100264963. The next prime is 231100265083. The reversal of 231100265011 is 110562001132.

It is a happy number.

It is not a de Polignac number, because 231100265011 - 2³¹ = 228952781363 is a prime.

It is not an unprimeable number, because it can be changed into a prime (231100265611) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 214378186 + ... + 214379263.

It is an arithmetic number, because the mean of its divisors is an integer number (24439174650).

Almost surely, 2^231100265011 is an apocalyptic number.

231100265011 is a deficient number, since it is larger than the sum of its proper divisors (62169830789).

231100265011 is a wasteful number, since it uses less digits than its factorization.

231100265011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 428757474 (or 428757467 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 22.

Adding to 231100265011 its reverse (110562001132), we get a palindrome (341662266143).

The spelling of 231100265011 in words is "two hundred thirty-one billion, one hundred million, two hundred sixty-five thousand, eleven".