1200040124203 has 8 divisors (see below), whose sum is σ = 1280504243600. Its totient is φ = 1121306416128.

The previous prime is 1200040124177. The next prime is 1200040124207. The reversal of 1200040124203 is 3024210400021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1200040124203 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1200040124207) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 432601398 + ... + 432604171.

It is an arithmetic number, because the mean of its divisors is an integer number (160063030450).

Almost surely, 2^{1200040124203} is an apocalyptic number.

1200040124203 is a deficient number, since it is larger than the sum of its proper divisors (80464119397).

1200040124203 is an equidigital number, since it uses as much as digits as its factorization.

1200040124203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 865205661.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 1200040124203 its reverse (3024210400021), we get a palindrome (4224250524224).

The spelling of 1200040124203 in words is "one trillion, two hundred billion, forty million, one hundred twenty-four thousand, two hundred three".