1000022011211 has 2 divisors, whose sum is σ = 1000022011212. Its totient is φ = 1000022011210.

The previous prime is 1000022011129. The next prime is 1000022011231. The reversal of 1000022011211 is 1121102200001.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1000022011211 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1000022011192 and 1000022011201.

It is not a weakly prime, because it can be changed into another prime (1000022011231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500011005605 + 500011005606.

It is an arithmetic number, because the mean of its divisors is an integer number (500011005606).

Almost surely, 2^{1000022011211} is an apocalyptic number.

1000022011211 is a deficient number, since it is larger than the sum of its proper divisors (1).

1000022011211 is an equidigital number, since it uses as much as digits as its factorization.

1000022011211 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 1000022011211 its reverse (1121102200001), we get a palindrome (2121124211212).

The spelling of 1000022011211 in words is "one trillion, twenty-two million, eleven thousand, two hundred eleven".