2211719853 has 16 divisors (see below), whose sum is σ = 3401740800. Its totient is φ = 1252027056.

The previous prime is 2211719849. The next prime is 2211719863. The reversal of 2211719853 is 3589171122.

It is a happy number.

It is not a de Polignac number, because 2211719853 - 2² = 2211719849 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2211719863) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 489903 + ... + 494396.

It is an arithmetic number, because the mean of its divisors is an integer number (212608800).

Almost surely, 2^2211719853 is an apocalyptic number.

It is an amenable number.

2211719853 is a deficient number, since it is larger than the sum of its proper divisors (1190020947).

2211719853 is a wasteful number, since it uses less digits than its factorization.

2211719853 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 984416.

The product of its digits is 30240, while the sum is 39.

The square root of 2211719853 is about 47028.9257053571. The cubic root of 2211719853 is about 1302.8968640212.

The spelling of 2211719853 in words is "two billion, two hundred eleven million, seven hundred nineteen thousand, eight hundred fifty-three".