131111332222 has 64 divisors (see below), whose sum is σ = 218884740480. Its totient is φ = 58525286400.

The previous prime is 131111332217. The next prime is 131111332229. The reversal of 131111332222 is 222233111131.

It is a junction number, because it is equal to n+sod(n) for n = 131111332193 and 131111332202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131111332229) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 48757054 + ... + 48759742.

It is an arithmetic number, because the mean of its divisors is an integer number (3420074070).

Almost surely, 2^131111332222 is an apocalyptic number.

131111332222 is a deficient number, since it is larger than the sum of its proper divisors (87773408258).

131111332222 is a wasteful number, since it uses less digits than its factorization.

131111332222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3269.

The product of its digits is 432, while the sum is 22.

Adding to 131111332222 its reverse (222233111131), we get a palindrome (353344443353).

The spelling of 131111332222 in words is "one hundred thirty-one billion, one hundred eleven million, three hundred thirty-two thousand, two hundred twenty-two".