201101101222019 has 2 divisors, whose sum is σ = 201101101222020. Its totient is φ = 201101101222018.

The previous prime is 201101101221971. The next prime is 201101101222027. The reversal of 201101101222019 is 910222101101102.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 201101101222019 - 2⁸ = 201101101221763 is a prime.

It is a super-2 number, since 2×201101101222019² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 201101101221985 and 201101101222003.

It is not a weakly prime, because it can be changed into another prime (201101101228019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100550550611009 + 100550550611010.

It is an arithmetic number, because the mean of its divisors is an integer number (100550550611010).

Almost surely, 2^{201101101222019} is an apocalyptic number.

201101101222019 is a deficient number, since it is larger than the sum of its proper divisors (1).

201101101222019 is an equidigital number, since it uses as much as digits as its factorization.

201101101222019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 23.

The spelling of 201101101222019 in words is "two hundred one trillion, one hundred one billion, one hundred one million, two hundred twenty-two thousand, nineteen".