2211019201 has 4 divisors (see below), whose sum is σ = 2341079172. Its totient is φ = 2080959232.

The previous prime is 2211019199. The next prime is 2211019241. The reversal of 2211019201 is 1029101122.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1430654976 + 780364225 = 37824^2 + 27935^2 .

It is a cyclic number.

It is not a de Polignac number, because 2211019201 - 2¹ = 2211019199 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2211019241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65029960 + ... + 65029993.

It is an arithmetic number, because the mean of its divisors is an integer number (585269793).

Almost surely, 2^2211019201 is an apocalyptic number.

It is an amenable number.

2211019201 is a deficient number, since it is larger than the sum of its proper divisors (130059971).

2211019201 is a wasteful number, since it uses less digits than its factorization.

2211019201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130059970.

The product of its (nonzero) digits is 72, while the sum is 19.

The square root of 2211019201 is about 47021.4759551420. The cubic root of 2211019201 is about 1302.7592676756.

The spelling of 2211019201 in words is "two billion, two hundred eleven million, nineteen thousand, two hundred one".