1222401254346 has 48 divisors (see below), whose sum is σ = 2808391143168. Its totient is φ = 382943376000.

The previous prime is 1222401254317. The next prime is 1222401254387. The reversal of 1222401254346 is 6434521042221.

1222401254346 is a `hidden beast` number, since 1 + 2 + 22 + 40 + 1 + 254 + 346 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 1222401254346.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2679130 + ... + 3102021.

It is an arithmetic number, because the mean of its divisors is an integer number (58508148816).

Almost surely, 2^{1222401254346} is an apocalyptic number.

1222401254346 is an abundant number, since it is smaller than the sum of its proper divisors (1585989888822).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1222401254346 is a wasteful number, since it uses less digits than its factorization.

1222401254346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5781867 (or 5781864 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 36.

Adding to 1222401254346 its reverse (6434521042221), we get a palindrome (7656922296567).

The spelling of 1222401254346 in words is "one trillion, two hundred twenty-two billion, four hundred one million, two hundred fifty-four thousand, three hundred forty-six".