20022100122047 has 2 divisors, whose sum is σ = 20022100122048. Its totient is φ = 20022100122046.

The previous prime is 20022100121993. The next prime is 20022100122067. The reversal of 20022100122047 is 74022100122002.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20022100122047 - 2¹² = 20022100117951 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20022100122067) 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, 10011050061023 + 10011050061024.

It is an arithmetic number, because the mean of its divisors is an integer number (10011050061024).

Almost surely, 2^{20022100122047} is an apocalyptic number.

20022100122047 is a deficient number, since it is larger than the sum of its proper divisors (1).

20022100122047 is an equidigital number, since it uses as much as digits as its factorization.

20022100122047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 896, while the sum is 23.

Adding to 20022100122047 its reverse (74022100122002), we get a palindrome (94044200244049).

The spelling of 20022100122047 in words is "twenty trillion, twenty-two billion, one hundred million, one hundred twenty-two thousand, forty-seven".