1022011 has 2 divisors, whose sum is σ = 1022012. Its totient is φ = 1022010.

The previous prime is 1021973. The next prime is 1022017. The reversal of 1022011 is 1102201.

It is a strong prime.

It is an emirp because it is prime and its reverse (1102201) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1022011 - 2¹³ = 1013819 is a prime.

1022011 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 1021985 and 1022003.

It is not a weakly prime, because it can be changed into another prime (1022017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 511005 + 511006.

It is an arithmetic number, because the mean of its divisors is an integer number (511006).

2^1022011 is an apocalyptic number.

1022011 is a deficient number, since it is larger than the sum of its proper divisors (1).

1022011 is an equidigital number, since it uses as much as digits as its factorization.

1022011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4, while the sum is 7.

The square root of 1022011 is about 1010.9455969537. The cubic root of 1022011 is about 100.7283817195.

Adding to 1022011 its reverse (1102201), we get a palindrome (2124212).

The spelling of 1022011 in words is "one million, twenty-two thousand, eleven".