1222416643350 has 96 divisors (see below), whose sum is σ = 3465199927296. Its totient is φ = 279367430400.

The previous prime is 1222416643303. The next prime is 1222416643367. The reversal of 1222416643350 is 533466142221.

It is a junction number, because it is equal to n+sod(n) for n = 1222416643299 and 1222416643308.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 7172322 + ... + 7340778.

It is an arithmetic number, because the mean of its divisors is an integer number (36095832576).

Almost surely, 2^{1222416643350} is an apocalyptic number.

1222416643350 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1222416643350 is an abundant number, since it is smaller than the sum of its proper divisors (2242783283946).

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

1222416643350 is a wasteful number, since it uses less digits than its factorization.

1222416643350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175390 (or 175385 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 39.

The spelling of 1222416643350 in words is "one trillion, two hundred twenty-two billion, four hundred sixteen million, six hundred forty-three thousand, three hundred fifty".