1203241312443 has 8 divisors (see below), whose sum is σ = 1604873264400. Its totient is φ = 801885117728.

The previous prime is 1203241312411. The next prime is 1203241312457. The reversal of 1203241312443 is 3442131423021.

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

It is a cyclic number.

It is not a de Polignac number, because 1203241312443 - 2⁵ = 1203241312411 is a prime.

It is a super-3 number, since 3×1203241312443³ (a number of 37 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1203241312443.

It is not an unprimeable number, because it can be changed into a prime (1203241322443) 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, 68929128 + ... + 68946581.

It is an arithmetic number, because the mean of its divisors is an integer number (200609158050).

Almost surely, 2^{1203241312443} is an apocalyptic number.

1203241312443 is a deficient number, since it is larger than the sum of its proper divisors (401631951957).

1203241312443 is a wasteful number, since it uses less digits than its factorization.

1203241312443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137878621.

The product of its (nonzero) digits is 13824, while the sum is 30.

Adding to 1203241312443 its reverse (3442131423021), we get a palindrome (4645372735464).

The spelling of 1203241312443 in words is "one trillion, two hundred three billion, two hundred forty-one million, three hundred twelve thousand, four hundred forty-three".