1022220021113 has 2 divisors, whose sum is σ = 1022220021114. Its totient is φ = 1022220021112.

The previous prime is 1022220021107. The next prime is 1022220021131. The reversal of 1022220021113 is 3111200222201.

Together with next prime (1022220021131) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 702693239824 + 319526781289 = 838268^2 + 565267^2 .

It is a cyclic number.

It is not a de Polignac number, because 1022220021113 - 2¹⁶ = 1022219955577 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1022220021091 and 1022220021100.

It is not a weakly prime, because it can be changed into another prime (1022220024113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 511110010556 + 511110010557.

It is an arithmetic number, because the mean of its divisors is an integer number (511110010557).

Almost surely, 2^{1022220021113} is an apocalyptic number.

It is an amenable number.

1022220021113 is a deficient number, since it is larger than the sum of its proper divisors (1).

1022220021113 is an equidigital number, since it uses as much as digits as its factorization.

1022220021113 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 1022220021113 its reverse (3111200222201), we get a palindrome (4133420243314).

The spelling of 1022220021113 in words is "one trillion, twenty-two billion, two hundred twenty million, twenty-one thousand, one hundred thirteen".