1223033022000 has 120 divisors (see below), whose sum is σ = 4271646731040. Its totient is φ = 326142134400.

The previous prime is 1223033021989. The next prime is 1223033022011. The reversal of 1223033022000 is 2203303221.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1223033021989) and next prime (1223033022011).

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (18).

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, 33955140 + ... + 33991139.

It is an arithmetic number, because the mean of its divisors is an integer number (35597056092).

Almost surely, 2^{1223033022000} is an apocalyptic number.

1223033022000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1223033022000 is an abundant number, since it is smaller than the sum of its proper divisors (3048613709040).

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

1223033022000 is a wasteful number, since it uses less digits than its factorization.

1223033022000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67946308 (or 67946289 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

Adding to 1223033022000 its reverse (2203303221), we get a palindrome (1225236325221).

The spelling of 1223033022000 in words is "one trillion, two hundred twenty-three billion, thirty-three million, twenty-two thousand".