19001110229 has 2 divisors, whose sum is σ = 19001110230. Its totient is φ = 19001110228.

The previous prime is 19001110187. The next prime is 19001110243. The reversal of 19001110229 is 92201110091.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14325696100 + 4675414129 = 119690^2 + 68377^2 .

It is a cyclic number.

It is not a de Polignac number, because 19001110229 - 2⁸ = 19001109973 is a prime.

It is a super-2 number, since 2×19001110229² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 19001110198 and 19001110207.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (19001110279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9500555114 + 9500555115.

It is an arithmetic number, because the mean of its divisors is an integer number (9500555115).

Almost surely, 2^19001110229 is an apocalyptic number.

It is an amenable number.

19001110229 is a deficient number, since it is larger than the sum of its proper divisors (1).

19001110229 is an equidigital number, since it uses as much as digits as its factorization.

19001110229 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 324, while the sum is 26.

The spelling of 19001110229 in words is "nineteen billion, one million, one hundred ten thousand, two hundred twenty-nine".