1023430120200 has 288 divisors, whose sum is σ = 3567174811200. Its totient is φ = 262641415680.

The previous prime is 1023430120183. The next prime is 1023430120213. The reversal of 1023430120200 is 20210343201.

1023430120200 is a `hidden beast` number, since 1 + 0 + 2 + 343 + 0 + 120 + 200 = 666.

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 71 ways as a sum of consecutive naturals, for example, 15993469 + ... + 16057331.

It is an arithmetic number, because the mean of its divisors is an integer number (12386023650).

Almost surely, 2^{1023430120200} is an apocalyptic number.

1023430120200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1023430120200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1783587405600).

1023430120200 is an abundant number, since it is smaller than the sum of its proper divisors (2543744691000).

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

1023430120200 is a wasteful number, since it uses less digits than its factorization.

1023430120200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64221 (or 64209 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 1023430120200 its reverse (20210343201), we get a palindrome (1043640463401).

The spelling of 1023430120200 in words is "one trillion, twenty-three billion, four hundred thirty million, one hundred twenty thousand, two hundred".