131113222402 has 8 divisors (see below), whose sum is σ = 196687740816. Its totient is φ = 65550642132.

The previous prime is 131113222399. The next prime is 131113222403. The reversal of 131113222402 is 204222311131.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (131113222403) 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, 2957028 + ... + 3001039.

It is an arithmetic number, because the mean of its divisors is an integer number (24585967602).

Almost surely, 2^131113222402 is an apocalyptic number.

131113222402 is a deficient number, since it is larger than the sum of its proper divisors (65574518414).

131113222402 is a wasteful number, since it uses less digits than its factorization.

131113222402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5969072.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 131113222402 its reverse (204222311131), we get a palindrome (335335533533).

The spelling of 131113222402 in words is "one hundred thirty-one billion, one hundred thirteen million, two hundred twenty-two thousand, four hundred two".