131122233106 has 64 divisors (see below), whose sum is σ = 210781440000. Its totient is φ = 61056737280.

The previous prime is 131122233079. The next prime is 131122233107. The reversal of 131122233106 is 601332221131.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (131122233107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 204558546 + ... + 204559186.

It is an arithmetic number, because the mean of its divisors is an integer number (3293460000).

Almost surely, 2^131122233106 is an apocalyptic number.

131122233106 is a deficient number, since it is larger than the sum of its proper divisors (79659206894).

131122233106 is a wasteful number, since it uses less digits than its factorization.

131122233106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1387.

The product of its (nonzero) digits is 1296, while the sum is 25.

Adding to 131122233106 its reverse (601332221131), we get a palindrome (732454454237).

The spelling of 131122233106 in words is "one hundred thirty-one billion, one hundred twenty-two million, two hundred thirty-three thousand, one hundred six".