311220000012201 has 8 divisors (see below), whose sum is σ = 474240000018624. Its totient is φ = 177840000006960.

The previous prime is 311220000012167. The next prime is 311220000012203. The reversal of 311220000012201 is 102210000022113.

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

It is not a de Polignac number, because 311220000012201 - 2¹⁵ = 311219999979433 is a prime.

It is not an unprimeable number, because it can be changed into a prime (311220000012203) 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, 7410000000270 + ... + 7410000000311.

It is an arithmetic number, because the mean of its divisors is an integer number (59280000002328).

Almost surely, 2^{311220000012201} is an apocalyptic number.

It is an amenable number.

311220000012201 is a deficient number, since it is larger than the sum of its proper divisors (163020000006423).

311220000012201 is a wasteful number, since it uses less digits than its factorization.

311220000012201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14820000000591.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 311220000012201 its reverse (102210000022113), we get a palindrome (413430000034314).

The spelling of 311220000012201 in words is "three hundred eleven trillion, two hundred twenty billion, twelve thousand, two hundred one".