2123214311 has 8 divisors (see below), whose sum is σ = 2174465040. Its totient is φ = 2072048832.

The previous prime is 2123214283. The next prime is 2123214319. The reversal of 2123214311 is 1134123212.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2123214311 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2123214319) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30605 + ... + 71993.

It is an arithmetic number, because the mean of its divisors is an integer number (271808130).

Almost surely, 2^2123214311 is an apocalyptic number.

2123214311 is a deficient number, since it is larger than the sum of its proper divisors (51250729).

2123214311 is a wasteful number, since it uses less digits than its factorization.

2123214311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42625.

The product of its digits is 288, while the sum is 20.

The square root of 2123214311 is about 46078.3496991809. The cubic root of 2123214311 is about 1285.2805760372.

Adding to 2123214311 its reverse (1134123212), we get a palindrome (3257337523).

The spelling of 2123214311 in words is "two billion, one hundred twenty-three million, two hundred fourteen thousand, three hundred eleven".