20220102011 has 2 divisors, whose sum is σ = 20220102012. Its totient is φ = 20220102010.

The previous prime is 20220101983. The next prime is 20220102029. The reversal of 20220102011 is 11020102202.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20220102011 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20220101983 and 20220102001.

It is not a weakly prime, because it can be changed into another prime (20220102031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10110051005 + 10110051006.

It is an arithmetic number, because the mean of its divisors is an integer number (10110051006).

Almost surely, 2^20220102011 is an apocalyptic number.

20220102011 is a deficient number, since it is larger than the sum of its proper divisors (1).

20220102011 is an equidigital number, since it uses as much as digits as its factorization.

20220102011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 20220102011 its reverse (11020102202), we get a palindrome (31240204213).

The spelling of 20220102011 in words is "twenty billion, two hundred twenty million, one hundred two thousand, eleven".