131122111033223 has 4 divisors (see below), whose sum is σ = 134320211302368. Its totient is φ = 127924010764080.

The previous prime is 131122111033219. The next prime is 131122111033237. The reversal of 131122111033223 is 322330111221131.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 131122111033223 - 2² = 131122111033219 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 131122111033192 and 131122111033201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131122111033213) 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, 1599050134511 + ... + 1599050134592.

It is an arithmetic number, because the mean of its divisors is an integer number (33580052825592).

Almost surely, 2^{131122111033223} is an apocalyptic number.

131122111033223 is a deficient number, since it is larger than the sum of its proper divisors (3198100269145).

131122111033223 is an equidigital number, since it uses as much as digits as its factorization.

131122111033223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3198100269144.

The product of its (nonzero) digits is 1296, while the sum is 26.

Adding to 131122111033223 its reverse (322330111221131), we get a palindrome (453452222254354).

The spelling of 131122111033223 in words is "one hundred thirty-one trillion, one hundred twenty-two billion, one hundred eleven million, thirty-three thousand, two hundred twenty-three".