202112221027 has 2 divisors, whose sum is σ = 202112221028. Its totient is φ = 202112221026.

The previous prime is 202112221007. The next prime is 202112221037. The reversal of 202112221027 is 720122211202.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 202112221027 - 2²³ = 202103832419 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 202112220989 and 202112221007.

It is not a weakly prime, because it can be changed into another prime (202112221007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101056110513 + 101056110514.

It is an arithmetic number, because the mean of its divisors is an integer number (101056110514).

Almost surely, 2^202112221027 is an apocalyptic number.

202112221027 is a deficient number, since it is larger than the sum of its proper divisors (1).

202112221027 is an equidigital number, since it uses as much as digits as its factorization.

202112221027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 448, while the sum is 22.

Adding to 202112221027 its reverse (720122211202), we get a palindrome (922234432229).

The spelling of 202112221027 in words is "two hundred two billion, one hundred twelve million, two hundred twenty-one thousand, twenty-seven".