131133122221331 has 8 divisors (see below), whose sum is σ = 138850601703264. Its totient is φ = 123416061229440.

The previous prime is 131133122221301. The next prime is 131133122221483. The reversal of 131133122221331 is 133122221331131.

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 131133122221331 - 2¹⁸ = 131133121959187 is a prime.

It is a super-2 number, since 2×131133122221331² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 131133122221294 and 131133122221303.

It is not an unprimeable number, because it can be changed into a prime (131133122221301) 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, 103977260 + ... + 105230873.

It is an arithmetic number, because the mean of its divisors is an integer number (17356325212908).

Almost surely, 2^{131133122221331} is an apocalyptic number.

131133122221331 is a deficient number, since it is larger than the sum of its proper divisors (7717479481933).

131133122221331 is a wasteful number, since it uses less digits than its factorization.

131133122221331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 209245021.

The product of its digits is 3888, while the sum is 29.

Adding to 131133122221331 its reverse (133122221331131), we get a palindrome (264255343552462).

The spelling of 131133122221331 in words is "one hundred thirty-one trillion, one hundred thirty-three billion, one hundred twenty-two million, two hundred twenty-one thousand, three hundred thirty-one".