1022011111207 has 2 divisors, whose sum is σ = 1022011111208. Its totient is φ = 1022011111206.

The previous prime is 1022011111201. The next prime is 1022011111249. The reversal of 1022011111207 is 7021111102201.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1022011111207 is a prime.

It is a super-2 number, since 2×1022011111207² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1022011111201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 511005555603 + 511005555604.

It is an arithmetic number, because the mean of its divisors is an integer number (511005555604).

Almost surely, 2^{1022011111207} is an apocalyptic number.

1022011111207 is a deficient number, since it is larger than the sum of its proper divisors (1).

1022011111207 is an equidigital number, since it uses as much as digits as its factorization.

1022011111207 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 56, while the sum is 19.

Adding to 1022011111207 its reverse (7021111102201), we get a palindrome (8043122213408).

The spelling of 1022011111207 in words is "one trillion, twenty-two billion, eleven million, one hundred eleven thousand, two hundred seven".