32013102221 has 2 divisors, whose sum is σ = 32013102222. Its totient is φ = 32013102220.

The previous prime is 32013102137. The next prime is 32013102239. The reversal of 32013102221 is 12220131023.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 24090144100 + 7922958121 = 155210^2 + 89011^2 .

It is a cyclic number.

It is not a de Polignac number, because 32013102221 - 2¹⁴ = 32013085837 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 32013102221.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32013102281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16006551110 + 16006551111.

It is an arithmetic number, because the mean of its divisors is an integer number (16006551111).

Almost surely, 2^32013102221 is an apocalyptic number.

It is an amenable number.

32013102221 is a deficient number, since it is larger than the sum of its proper divisors (1).

32013102221 is an equidigital number, since it uses as much as digits as its factorization.

32013102221 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 32013102221 its reverse (12220131023), we get a palindrome (44233233244).

The spelling of 32013102221 in words is "thirty-two billion, thirteen million, one hundred two thousand, two hundred twenty-one".