32031111213 has 6 divisors (see below), whose sum is σ = 46267160654. Its totient is φ = 21354074136.

The previous prime is 32031111199. The next prime is 32031111227. The reversal of 32031111213 is 31211113023.

32031111213 is a `hidden beast` number, since 320 + 311 + 11 + 21 + 3 = 666.

It is an interprime number because it is at equal distance from previous prime (32031111199) and next prime (32031111227).

It can be written as a sum of positive squares in only one way, i.e., 19555784964 + 12475326249 = 139842^2 + 111693^2 .

It is not a de Polignac number, because 32031111213 - 2⁴ = 32031111197 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 (32031111293) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1779506170 + ... + 1779506187.

Almost surely, 2^32031111213 is an apocalyptic number.

It is an amenable number.

32031111213 is a deficient number, since it is larger than the sum of its proper divisors (14236049441).

32031111213 is a wasteful number, since it uses less digits than its factorization.

32031111213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3559012363 (or 3559012360 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 32031111213 its reverse (31211113023), we get a palindrome (63242224236).

The spelling of 32031111213 in words is "thirty-two billion, thirty-one million, one hundred eleven thousand, two hundred thirteen".