1022121212107 has 2 divisors, whose sum is σ = 1022121212108. Its totient is φ = 1022121212106.

The previous prime is 1022121212083. The next prime is 1022121212159. The reversal of 1022121212107 is 7012121212201.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1022121212107 is a prime.

It is not a weakly prime, because it can be changed into another prime (1022121212197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 511060606053 + 511060606054.

It is an arithmetic number, because the mean of its divisors is an integer number (511060606054).

Almost surely, 2^{1022121212107} is an apocalyptic number.

1022121212107 is a deficient number, since it is larger than the sum of its proper divisors (1).

1022121212107 is an equidigital number, since it uses as much as digits as its factorization.

1022121212107 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 224, while the sum is 22.

Adding to 1022121212107 its reverse (7012121212201), we get a palindrome (8034242424308).

The spelling of 1022121212107 in words is "one trillion, twenty-two billion, one hundred twenty-one million, two hundred twelve thousand, one hundred seven".