32210231161 has 2 divisors, whose sum is σ = 32210231162. Its totient is φ = 32210231160.

The previous prime is 32210231153. The next prime is 32210231269. The reversal of 32210231161 is 16113201223.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 17800629561 + 14409601600 = 133419^2 + 120040^2 .

It is a cyclic number.

It is not a de Polignac number, because 32210231161 - 2³ = 32210231153 is a prime.

It is not a weakly prime, because it can be changed into another prime (32210231761) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16105115580 + 16105115581.

It is an arithmetic number, because the mean of its divisors is an integer number (16105115581).

Almost surely, 2^32210231161 is an apocalyptic number.

It is an amenable number.

32210231161 is a deficient number, since it is larger than the sum of its proper divisors (1).

32210231161 is an equidigital number, since it uses as much as digits as its factorization.

32210231161 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 32210231161 its reverse (16113201223), we get a palindrome (48323432384).

The spelling of 32210231161 in words is "thirty-two billion, two hundred ten million, two hundred thirty-one thousand, one hundred sixty-one".