231342334011 has 16 divisors (see below), whose sum is σ = 342997401600. Its totient is φ = 154107614664.

The previous prime is 231342334009. The next prime is 231342334021. The reversal of 231342334011 is 110433243132.

It is a happy number.

231342334011 is a `hidden beast` number, since 2 + 313 + 4 + 2 + 3 + 340 + 1 + 1 = 666.

It is not a de Polignac number, because 231342334011 - 2¹ = 231342334009 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (231342334001) 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, 3315051 + ... + 3384116.

It is an arithmetic number, because the mean of its divisors is an integer number (21437337600).

Almost surely, 2^231342334011 is an apocalyptic number.

231342334011 is a deficient number, since it is larger than the sum of its proper divisors (111655067589).

231342334011 is a wasteful number, since it uses less digits than its factorization.

231342334011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6700455 (or 6700449 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 231342334011 its reverse (110433243132), we get a palindrome (341775577143).

The spelling of 231342334011 in words is "two hundred thirty-one billion, three hundred forty-two million, three hundred thirty-four thousand, eleven".