20022101122147 has 2 divisors, whose sum is σ = 20022101122148. Its totient is φ = 20022101122146.

The previous prime is 20022101122073. The next prime is 20022101122213. The reversal of 20022101122147 is 74122110122002.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20022101122147 - 2⁷ = 20022101122019 is a prime.

It is a super-2 number, since 2×20022101122147² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (20022101128147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10011050561073 + 10011050561074.

It is an arithmetic number, because the mean of its divisors is an integer number (10011050561074).

Almost surely, 2^{20022101122147} is an apocalyptic number.

20022101122147 is a deficient number, since it is larger than the sum of its proper divisors (1).

20022101122147 is an equidigital number, since it uses as much as digits as its factorization.

20022101122147 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 25.

Adding to 20022101122147 its reverse (74122110122002), we get a palindrome (94144211244149).

The spelling of 20022101122147 in words is "twenty trillion, twenty-two billion, one hundred one million, one hundred twenty-two thousand, one hundred forty-seven".