1022111933 has 2 divisors, whose sum is σ = 1022111934. Its totient is φ = 1022111932.

The previous prime is 1022111921. The next prime is 1022111947. The reversal of 1022111933 is 3391112201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 539958169 + 482153764 = 23237^2 + 21958^2 .

It is an emirp because it is prime and its reverse (3391112201) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1022111933 - 2⁴ = 1022111917 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1022111899 and 1022111908.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1022110933) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 511055966 + 511055967.

It is an arithmetic number, because the mean of its divisors is an integer number (511055967).

Almost surely, 2^1022111933 is an apocalyptic number.

It is an amenable number.

1022111933 is a deficient number, since it is larger than the sum of its proper divisors (1).

1022111933 is an equidigital number, since it uses as much as digits as its factorization.

1022111933 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324, while the sum is 23.

The square root of 1022111933 is about 31970.4853419525. The cubic root of 1022111933 is about 1007.3169756220.

The spelling of 1022111933 in words is "one billion, twenty-two million, one hundred eleven thousand, nine hundred thirty-three".