1312011412222 has 8 divisors (see below), whose sum is σ = 2249162420976. Its totient is φ = 562290605232.

The previous prime is 1312011412219. The next prime is 1312011412253. The reversal of 1312011412222 is 2222141102131.

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

It is a junction number, because it is equal to n+sod(n) for n = 1312011412193 and 1312011412202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46857550423 + ... + 46857550450.

It is an arithmetic number, because the mean of its divisors is an integer number (281145302622).

Almost surely, 2^{1312011412222} is an apocalyptic number.

1312011412222 is a deficient number, since it is larger than the sum of its proper divisors (937151008754).

1312011412222 is an equidigital number, since it uses as much as digits as its factorization.

1312011412222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93715100882.

The product of its (nonzero) digits is 384, while the sum is 22.

Adding to 1312011412222 its reverse (2222141102131), we get a palindrome (3534152514353).

The spelling of 1312011412222 in words is "one trillion, three hundred twelve billion, eleven million, four hundred twelve thousand, two hundred twenty-two".