131111123322 has 32 divisors (see below), whose sum is σ = 285541473600. Its totient is φ = 39975804288.

The previous prime is 131111123291. The next prime is 131111123359. The reversal of 131111123322 is 223321111131.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19825963 + ... + 19832574.

It is an arithmetic number, because the mean of its divisors is an integer number (8923171050).

Almost surely, 2^131111123322 is an apocalyptic number.

131111123322 is an abundant number, since it is smaller than the sum of its proper divisors (154430350278).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

131111123322 is a wasteful number, since it uses less digits than its factorization.

131111123322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39658590.

The product of its digits is 216, while the sum is 21.

Adding to 131111123322 its reverse (223321111131), we get a palindrome (354432234453).

The spelling of 131111123322 in words is "one hundred thirty-one billion, one hundred eleven million, one hundred twenty-three thousand, three hundred twenty-two".