1212301021322 has 8 divisors (see below), whose sum is σ = 1818966247236. Its totient is φ = 605978938912.

The previous prime is 1212301021307. The next prime is 1212301021331. The reversal of 1212301021322 is 2231201032121.

It can be written as a sum of positive squares in 2 ways, for example, as 885689914321 + 326611107001 = 941111^2 + 571499^2 .

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 = 1212301021294 and 1212301021303.

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, 85777043 + ... + 85791174.

Almost surely, 2^{1212301021322} is an apocalyptic number.

1212301021322 is a deficient number, since it is larger than the sum of its proper divisors (606665225914).

1212301021322 is a wasteful number, since it uses less digits than its factorization.

1212301021322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171571752.

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

Adding to 1212301021322 its reverse (2231201032121), we get a palindrome (3443502053443).

The spelling of 1212301021322 in words is "one trillion, two hundred twelve billion, three hundred one million, twenty-one thousand, three hundred twenty-two".