1023304421200 has 60 divisors (see below), whose sum is σ = 2464500241180. Its totient is φ = 408320916480.

The previous prime is 1023304421197. The next prime is 1023304421203. The reversal of 1023304421200 is 21244033201.

It is an interprime number because it is at equal distance from previous prime (1023304421197) and next prime (1023304421203).

It can be written as a sum of positive squares in 6 ways, for example, as 75064896 + 1023229356304 = 8664^2 + 1011548^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1023304421203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2963859 + ... + 3291058.

Almost surely, 2^{1023304421200} is an apocalyptic number.

1023304421200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1023304421200 is an abundant number, since it is smaller than the sum of its proper divisors (1441195819980).

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

1023304421200 is a wasteful number, since it uses less digits than its factorization.

1023304421200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6255344 (or 6255333 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 1023304421200 its reverse (21244033201), we get a palindrome (1044548454401).

The spelling of 1023304421200 in words is "one trillion, twenty-three billion, three hundred four million, four hundred twenty-one thousand, two hundred".