12220021220027 has 2 divisors, whose sum is σ = 12220021220028. Its totient is φ = 12220021220026.

The previous prime is 12220021219961. The next prime is 12220021220063. The reversal of 12220021220027 is 72002212002221.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12220021220027 - 2¹² = 12220021215931 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12220021219984 and 12220021220011.

It is not a weakly prime, because it can be changed into another prime (12220021226027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6110010610013 + 6110010610014.

It is an arithmetic number, because the mean of its divisors is an integer number (6110010610014).

Almost surely, 2^{12220021220027} is an apocalyptic number.

12220021220027 is a deficient number, since it is larger than the sum of its proper divisors (1).

12220021220027 is an equidigital number, since it uses as much as digits as its factorization.

12220021220027 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 12220021220027 its reverse (72002212002221), we get a palindrome (84222233222248).

The spelling of 12220021220027 in words is "twelve trillion, two hundred twenty billion, twenty-one million, two hundred twenty thousand, twenty-seven".