20122002022193 has 2 divisors, whose sum is σ = 20122002022194. Its totient is φ = 20122002022192.

The previous prime is 20122002022183. The next prime is 20122002022259. The reversal of 20122002022193 is 39122020022102.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 17246511963664 + 2875490058529 = 4152892^2 + 1695727^2 .

It is a cyclic number.

It is not a de Polignac number, because 20122002022193 - 2²² = 20121997827889 is a prime.

It is a super-2 number, since 2×20122002022193² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (20122002022163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10061001011096 + 10061001011097.

It is an arithmetic number, because the mean of its divisors is an integer number (10061001011097).

Almost surely, 2^{20122002022193} is an apocalyptic number.

It is an amenable number.

20122002022193 is a deficient number, since it is larger than the sum of its proper divisors (1).

20122002022193 is an equidigital number, since it uses as much as digits as its factorization.

20122002022193 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 26.

Adding to 20122002022193 its reverse (39122020022102), we get a palindrome (59244022044295).

The spelling of 20122002022193 in words is "twenty trillion, one hundred twenty-two billion, two million, twenty-two thousand, one hundred ninety-three".