4012221311 has 8 divisors (see below), whose sum is σ = 4743513120. Its totient is φ = 3320458848.

The previous prime is 4012221307. The next prime is 4012221313. The reversal of 4012221311 is 1131222104.

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

It is not a de Polignac number, because 4012221311 - 2² = 4012221307 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4012221311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4012221313) 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, 9882116 + ... + 9882521.

It is an arithmetic number, because the mean of its divisors is an integer number (592939140).

Almost surely, 2^4012221311 is an apocalyptic number.

4012221311 is a deficient number, since it is larger than the sum of its proper divisors (731291809).

4012221311 is a wasteful number, since it uses less digits than its factorization.

4012221311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19764673.

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 4012221311 is about 63342.0974629038. The cubic root of 4012221311 is about 1589.0160850929.

Adding to 4012221311 its reverse (1131222104), we get a palindrome (5143443415).

The spelling of 4012221311 in words is "four billion, twelve million, two hundred twenty-one thousand, three hundred eleven".