311220022102133 has 8 divisors (see below), whose sum is σ = 311329484857920. Its totient is φ = 311110573213440.

The previous prime is 311220022102127. The next prime is 311220022102139. The reversal of 311220022102133 is 331201220022113.

It is an interprime number because it is at equal distance from previous prime (311220022102127) and next prime (311220022102139).

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

It is a cyclic number.

It is not a de Polignac number, because 311220022102133 - 2²² = 311220017907829 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 311220022102099 and 311220022102108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (311220022102139) 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, 41529878 + ... + 48447608.

It is an arithmetic number, because the mean of its divisors is an integer number (38916185607240).

Almost surely, 2^{311220022102133} is an apocalyptic number.

It is an amenable number.

311220022102133 is a deficient number, since it is larger than the sum of its proper divisors (109462755787).

311220022102133 is a wasteful number, since it uses less digits than its factorization.

311220022102133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6933547.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 311220022102133 its reverse (331201220022113), we get a palindrome (642421242124246).

The spelling of 311220022102133 in words is "three hundred eleven trillion, two hundred twenty billion, twenty-two million, one hundred two thousand, one hundred thirty-three".