20003232061 has 2 divisors, whose sum is σ = 20003232062. Its totient is φ = 20003232060.

The previous prime is 20003232059. The next prime is 20003232097. The reversal of 20003232061 is 16023230002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18122275161 + 1880956900 = 134619^2 + 43370^2 .

It is a cyclic number.

It is not a de Polignac number, because 20003232061 - 2¹ = 20003232059 is a prime.

Together with 20003232059, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20003232031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10001616030 + 10001616031.

It is an arithmetic number, because the mean of its divisors is an integer number (10001616031).

Almost surely, 2^20003232061 is an apocalyptic number.

It is an amenable number.

20003232061 is a deficient number, since it is larger than the sum of its proper divisors (1).

20003232061 is an equidigital number, since it uses as much as digits as its factorization.

20003232061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 20003232061 its reverse (16023230002), we get a palindrome (36026462063).

The spelling of 20003232061 in words is "twenty billion, three million, two hundred thirty-two thousand, sixty-one".