1021122222227 has 2 divisors, whose sum is σ = 1021122222228. Its totient is φ = 1021122222226.

The previous prime is 1021122222203. The next prime is 1021122222233. The reversal of 1021122222227 is 7222222211201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1021122222227 - 2¹² = 1021122218131 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1021122222196 and 1021122222205.

It is not a weakly prime, because it can be changed into another prime (1021122222427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 510561111113 + 510561111114.

It is an arithmetic number, because the mean of its divisors is an integer number (510561111114).

Almost surely, 2^{1021122222227} is an apocalyptic number.

1021122222227 is a deficient number, since it is larger than the sum of its proper divisors (1).

1021122222227 is an equidigital number, since it uses as much as digits as its factorization.

1021122222227 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1792, while the sum is 26.

Adding to 1021122222227 its reverse (7222222211201), we get a palindrome (8243344433428).

The spelling of 1021122222227 in words is "one trillion, twenty-one billion, one hundred twenty-two million, two hundred twenty-two thousand, two hundred twenty-seven".