2211863427 has 12 divisors (see below), whose sum is σ = 3238680744. Its totient is φ = 1454375520.

The previous prime is 2211863389. The next prime is 2211863453. The reversal of 2211863427 is 7243681122.

It is a happy number.

2211863427 is a `hidden beast` number, since 2 + 2 + 1 + 18 + 634 + 2 + 7 = 666.

2211863427 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2211863427 - 2¹⁹ = 2211339139 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2211863391 and 2211863400.

It is not an unprimeable number, because it can be changed into a prime (2211863827) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1682649 + ... + 1683962.

It is an arithmetic number, because the mean of its divisors is an integer number (269890062).

Almost surely, 2^2211863427 is an apocalyptic number.

2211863427 is a deficient number, since it is larger than the sum of its proper divisors (1026817317).

2211863427 is a wasteful number, since it uses less digits than its factorization.

2211863427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3366690 (or 3366687 counting only the distinct ones).

The product of its digits is 32256, while the sum is 36.

The square root of 2211863427 is about 47030.4521241291. The cubic root of 2211863427 is about 1302.9250559682.

The spelling of 2211863427 in words is "two billion, two hundred eleven million, eight hundred sixty-three thousand, four hundred twenty-seven".