194226201011 has 2 divisors, whose sum is σ = 194226201012. Its totient is φ = 194226201010.

The previous prime is 194226200981. The next prime is 194226201073. The reversal of 194226201011 is 110102622491.

It is a weak prime.

It is an emirp because it is prime and its reverse (110102622491) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 194226201011 - 2¹⁸ = 194225938867 is a prime.

It is not a weakly prime, because it can be changed into another prime (194226201311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 97113100505 + 97113100506.

It is an arithmetic number, because the mean of its divisors is an integer number (97113100506).

Almost surely, 2^194226201011 is an apocalyptic number.

194226201011 is a deficient number, since it is larger than the sum of its proper divisors (1).

194226201011 is an equidigital number, since it uses as much as digits as its factorization.

194226201011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 29.

The spelling of 194226201011 in words is "one hundred ninety-four billion, two hundred twenty-six million, two hundred one thousand, eleven".