2211312406 has 8 divisors (see below), whose sum is σ = 3324228120. Its totient is φ = 1103236368.

The previous prime is 2211312401. The next prime is 2211312413. The reversal of 2211312406 is 6042131122.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2211312401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1208776 + ... + 1210603.

It is an arithmetic number, because the mean of its divisors is an integer number (415528515).

Almost surely, 2^2211312406 is an apocalyptic number.

2211312406 is a deficient number, since it is larger than the sum of its proper divisors (1112915714).

2211312406 is a wasteful number, since it uses less digits than its factorization.

2211312406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2419838.

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 2211312406 is about 47024.5936292915. The cubic root of 2211312406 is about 1302.8168517749.

Adding to 2211312406 its reverse (6042131122), we get a palindrome (8253443528).

The spelling of 2211312406 in words is "two billion, two hundred eleven million, three hundred twelve thousand, four hundred six".