20122100222027 has 2 divisors, whose sum is σ = 20122100222028. Its totient is φ = 20122100222026.

The previous prime is 20122100222009. The next prime is 20122100222069. The reversal of 20122100222027 is 72022200122102.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20122100222027 - 2¹⁶ = 20122100156491 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20122100221993 and 20122100222011.

It is not a weakly prime, because it can be changed into another prime (20122100222327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10061050111013 + 10061050111014.

It is an arithmetic number, because the mean of its divisors is an integer number (10061050111014).

Almost surely, 2^{20122100222027} is an apocalyptic number.

20122100222027 is a deficient number, since it is larger than the sum of its proper divisors (1).

20122100222027 is an equidigital number, since it uses as much as digits as its factorization.

20122100222027 is an evil number, because the sum of its binary digits is even.

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

Adding to 20122100222027 its reverse (72022200122102), we get a palindrome (92144300344129).

The spelling of 20122100222027 in words is "twenty trillion, one hundred twenty-two billion, one hundred million, two hundred twenty-two thousand, twenty-seven".