20362230531047 has 2 divisors, whose sum is σ = 20362230531048. Its totient is φ = 20362230531046.

The previous prime is 20362230531037. The next prime is 20362230531059. The reversal of 20362230531047 is 74013503226302.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20362230531047 - 2⁴ = 20362230531031 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 20362230531047.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20362230531037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10181115265523 + 10181115265524.

It is an arithmetic number, because the mean of its divisors is an integer number (10181115265524).

Almost surely, 2^{20362230531047} is an apocalyptic number.

20362230531047 is a deficient number, since it is larger than the sum of its proper divisors (1).

20362230531047 is an equidigital number, since it uses as much as digits as its factorization.

20362230531047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 181440, while the sum is 38.

Adding to 20362230531047 its reverse (74013503226302), we get a palindrome (94375733757349).

The spelling of 20362230531047 in words is "twenty trillion, three hundred sixty-two billion, two hundred thirty million, five hundred thirty-one thousand, forty-seven".