1022011012259 has 2 divisors, whose sum is σ = 1022011012260. Its totient is φ = 1022011012258.

The previous prime is 1022011012201. The next prime is 1022011012277. The reversal of 1022011012259 is 9522101102201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1022011012259 - 2¹² = 1022011008163 is a prime.

It is not a weakly prime, because it can be changed into another prime (1022011012559) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 511005506129 + 511005506130.

It is an arithmetic number, because the mean of its divisors is an integer number (511005506130).

Almost surely, 2^{1022011012259} is an apocalyptic number.

1022011012259 is a deficient number, since it is larger than the sum of its proper divisors (1).

1022011012259 is an equidigital number, since it uses as much as digits as its factorization.

1022011012259 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 720, while the sum is 26.

The spelling of 1022011012259 in words is "one trillion, twenty-two billion, eleven million, twelve thousand, two hundred fifty-nine".