1022111022811 has 2 divisors, whose sum is σ = 1022111022812. Its totient is φ = 1022111022810.

The previous prime is 1022111022763. The next prime is 1022111022839. The reversal of 1022111022811 is 1182201112201.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1022111022811 - 2⁷ = 1022111022683 is a prime.

It is not a weakly prime, because it can be changed into another prime (1022511022811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 511055511405 + 511055511406.

It is an arithmetic number, because the mean of its divisors is an integer number (511055511406).

Almost surely, 2^{1022111022811} is an apocalyptic number.

1022111022811 is a deficient number, since it is larger than the sum of its proper divisors (1).

1022111022811 is an equidigital number, since it uses as much as digits as its factorization.

1022111022811 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 128, while the sum is 22.

The spelling of 1022111022811 in words is "one trillion, twenty-two billion, one hundred eleven million, twenty-two thousand, eight hundred eleven".