1203242040000 has 4200 divisors, whose sum is σ = 6206089328208. Its totient is φ = 226437120000.

The previous prime is 1203242039977. The next prime is 1203242040001. The reversal of 1203242040000 is 402423021.

1203242040000 is a `hidden beast` number, since 1 + 20 + 3 + 242 + 0 + 400 + 0 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (4200).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1203242040001) by changing a digit.

It is a polite number, since it can be written in 599 ways as a sum of consecutive naturals, for example, 22702679974 + ... + 22702680026.

Almost surely, 2^{1203242040000} is an apocalyptic number.

1203242040000 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 1203242040000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3103044664104).

1203242040000 is an abundant number, since it is smaller than the sum of its proper divisors (5002847288208).

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

1203242040000 is a wasteful number, since it uses less digits than its factorization.

1203242040000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135 (or 94 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

Adding to 1203242040000 its reverse (402423021), we get a palindrome (1203644463021).

The spelling of 1203242040000 in words is "one trillion, two hundred three billion, two hundred forty-two million, forty thousand".