1201032140203 has 4 divisors (see below), whose sum is σ = 1372608160240. Its totient is φ = 1029456120168.

The previous prime is 1201032140111. The next prime is 1201032140263. The reversal of 1201032140203 is 3020412301021.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 1201032140203 - 2²⁵ = 1200998585771 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1201032140263) 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 3 ways as a sum of consecutive naturals, for example, 85788010008 + ... + 85788010021.

It is an arithmetic number, because the mean of its divisors is an integer number (343152040060).

Almost surely, 2^{1201032140203} is an apocalyptic number.

1201032140203 is a deficient number, since it is larger than the sum of its proper divisors (171576020037).

1201032140203 is an equidigital number, since it uses as much as digits as its factorization.

1201032140203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171576020036.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 1201032140203 its reverse (3020412301021), we get a palindrome (4221444441224).

The spelling of 1201032140203 in words is "one trillion, two hundred one billion, thirty-two million, one hundred forty thousand, two hundred three".