1222343110000 has 50 divisors (see below), whose sum is σ = 2959414927832. Its totient is φ = 488937240000.

The previous prime is 1222343109997. The next prime is 1222343110003. The reversal of 1222343110000 is 113432221.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1222343109997) and next prime (1222343110003).

It is a tau number, because it is divible by the number of its divisors (50).

It is a self number, because there is not a number n which added to its sum of digits gives 1222343110000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1222343110003) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 61107156 + ... + 61127155.

Almost surely, 2^{1222343110000} is an apocalyptic number.

1222343110000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1222343110000 is an abundant number, since it is smaller than the sum of its proper divisors (1737071817832).

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

1222343110000 is an equidigital number, since it uses as much as digits as its factorization.

1222343110000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122234339 (or 122234318 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 1222343110000 its reverse (113432221), we get a palindrome (1222456542221).

The spelling of 1222343110000 in words is "one trillion, two hundred twenty-two billion, three hundred forty-three million, one hundred ten thousand".