189822011 has 2 divisors, whose sum is σ = 189822012. Its totient is φ = 189822010.

The previous prime is 189821987. The next prime is 189822019. The reversal of 189822011 is 110228981.

189822011 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 189822011 - 2¹⁰ = 189820987 is a prime.

It is not a weakly prime, because it can be changed into another prime (189822019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 94911005 + 94911006.

It is an arithmetic number, because the mean of its divisors is an integer number (94911006).

Almost surely, 2^189822011 is an apocalyptic number.

189822011 is a deficient number, since it is larger than the sum of its proper divisors (1).

189822011 is an equidigital number, since it uses as much as digits as its factorization.

189822011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2304, while the sum is 32.

The square root of 189822011 is about 13777.5908997183. The cubic root of 189822011 is about 574.7101359424.

The spelling of 189822011 in words is "one hundred eighty-nine million, eight hundred twenty-two thousand, eleven".