3111221310009 has 4 divisors (see below), whose sum is σ = 4148295080016. Its totient is φ = 2074147540004.

The previous prime is 3111221309929. The next prime is 3111221310037. The reversal of 3111221310009 is 9000131221113.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3111221310009 - 2¹⁶ = 3111221244473 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3111221310059) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 518536884999 + ... + 518536885004.

It is an arithmetic number, because the mean of its divisors is an integer number (1037073770004).

Almost surely, 2^{3111221310009} is an apocalyptic number.

It is an amenable number.

3111221310009 is a deficient number, since it is larger than the sum of its proper divisors (1037073770007).

3111221310009 is a wasteful number, since it uses less digits than its factorization.

3111221310009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1037073770006.

The product of its (nonzero) digits is 324, while the sum is 24.

The spelling of 3111221310009 in words is "three trillion, one hundred eleven billion, two hundred twenty-one million, three hundred ten thousand, nine".