1223203233000 has 128 divisors (see below), whose sum is σ = 4361593317120. Its totient is φ = 279589305600.

The previous prime is 1223203232921. The next prime is 1223203233011. The reversal of 1223203233000 is 3323023221.

It is a super-2 number, since 2×1223203233000² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 29102887 + ... + 29144886.

It is an arithmetic number, because the mean of its divisors is an integer number (34074947790).

Almost surely, 2^{1223203233000} is an apocalyptic number.

1223203233000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1223203233000 is an abundant number, since it is smaller than the sum of its proper divisors (3138390084120).

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

1223203233000 is a wasteful number, since it uses less digits than its factorization.

1223203233000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58247804 (or 58247790 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 21.

Adding to 1223203233000 its reverse (3323023221), we get a palindrome (1226526256221).

The spelling of 1223203233000 in words is "one trillion, two hundred twenty-three billion, two hundred three million, two hundred thirty-three thousand".