32202042121 has 2 divisors, whose sum is σ = 32202042122. Its totient is φ = 32202042120.

The previous prime is 32202042109. The next prime is 32202042127. The reversal of 32202042121 is 12124020223.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 31483534096 + 718508025 = 177436^2 + 26805^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-32202042121 is a prime.

It is not a weakly prime, because it can be changed into another prime (32202042127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16101021060 + 16101021061.

It is an arithmetic number, because the mean of its divisors is an integer number (16101021061).

Almost surely, 2^32202042121 is an apocalyptic number.

It is an amenable number.

32202042121 is a deficient number, since it is larger than the sum of its proper divisors (1).

32202042121 is an equidigital number, since it uses as much as digits as its factorization.

32202042121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 32202042121 its reverse (12124020223), we get a palindrome (44326062344).

The spelling of 32202042121 in words is "thirty-two billion, two hundred two million, forty-two thousand, one hundred twenty-one".