131301122222 has 4 divisors (see below), whose sum is σ = 196951683336. Its totient is φ = 65650561110.

The previous prime is 131301122219. The next prime is 131301122257. The reversal of 131301122222 is 222221103131.

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

It is a junction number, because it is equal to n+sod(n) for n = 131301122194 and 131301122203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32825280554 + ... + 32825280557.

It is an arithmetic number, because the mean of its divisors is an integer number (49237920834).

Almost surely, 2^131301122222 is an apocalyptic number.

131301122222 is a deficient number, since it is larger than the sum of its proper divisors (65650561114).

131301122222 is an equidigital number, since it uses as much as digits as its factorization.

131301122222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65650561113.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 131301122222 its reverse (222221103131), we get a palindrome (353522225353).

The spelling of 131301122222 in words is "one hundred thirty-one billion, three hundred one million, one hundred twenty-two thousand, two hundred twenty-two".