1231444110200 has 192 divisors, whose sum is σ = 2983246247520. Its totient is φ = 472366080000.

The previous prime is 1231444110181. The next prime is 1231444110223. The reversal of 1231444110200 is 20114441321.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 183766850 + ... + 183773550.

Almost surely, 2^{1231444110200} is an apocalyptic number.

1231444110200 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 1231444110200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1491623123760).

1231444110200 is an abundant number, since it is smaller than the sum of its proper divisors (1751802137320).

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

1231444110200 is a wasteful number, since it uses less digits than its factorization.

1231444110200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7138 (or 7129 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 1231444110200 its reverse (20114441321), we get a palindrome (1251558551521).

The spelling of 1231444110200 in words is "one trillion, two hundred thirty-one billion, four hundred forty-four million, one hundred ten thousand, two hundred".