20132333237 has 2 divisors, whose sum is σ = 20132333238. Its totient is φ = 20132333236.

The previous prime is 20132333213. The next prime is 20132333269. The reversal of 20132333237 is 73233323102.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11278652401 + 8853680836 = 106201^2 + 94094^2 .

It is a cyclic number.

It is not a de Polignac number, because 20132333237 - 2⁸ = 20132332981 is a prime.

It is a super-2 number, since 2×20132333237² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20162333237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10066166618 + 10066166619.

It is an arithmetic number, because the mean of its divisors is an integer number (10066166619).

Almost surely, 2^20132333237 is an apocalyptic number.

It is an amenable number.

20132333237 is a deficient number, since it is larger than the sum of its proper divisors (1).

20132333237 is an equidigital number, since it uses as much as digits as its factorization.

20132333237 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13608, while the sum is 29.

Adding to 20132333237 its reverse (73233323102), we get a palindrome (93365656339).

The spelling of 20132333237 in words is "twenty billion, one hundred thirty-two million, three hundred thirty-three thousand, two hundred thirty-seven".