32212001977 has 2 divisors, whose sum is σ = 32212001978. Its totient is φ = 32212001976.

The previous prime is 32212001971. The next prime is 32212002001. The reversal of 32212001977 is 77910021223.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18752289721 + 13459712256 = 136939^2 + 116016^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-32212001977 is a prime.

It is a super-2 number, since 2×32212001977² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (32212001971) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16106000988 + 16106000989.

It is an arithmetic number, because the mean of its divisors is an integer number (16106000989).

Almost surely, 2^32212001977 is an apocalyptic number.

It is an amenable number.

32212001977 is a deficient number, since it is larger than the sum of its proper divisors (1).

32212001977 is an equidigital number, since it uses as much as digits as its factorization.

32212001977 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10584, while the sum is 34.

The spelling of 32212001977 in words is "thirty-two billion, two hundred twelve million, one thousand, nine hundred seventy-seven".