1003232412121 has 4 divisors (see below), whose sum is σ = 1046851212672. Its totient is φ = 959613611572.

The previous prime is 1003232412059. The next prime is 1003232412163. The reversal of 1003232412121 is 1212142323001.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1003232412121 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1003232412092 and 1003232412101.

It is not an unprimeable number, because it can be changed into a prime (1003232422121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21809400241 + ... + 21809400286.

It is an arithmetic number, because the mean of its divisors is an integer number (261712803168).

Almost surely, 2^{1003232412121} is an apocalyptic number.

It is an amenable number.

1003232412121 is a deficient number, since it is larger than the sum of its proper divisors (43618800551).

1003232412121 is an equidigital number, since it uses as much as digits as its factorization.

1003232412121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43618800550.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 1003232412121 its reverse (1212142323001), we get a palindrome (2215374735122).

The spelling of 1003232412121 in words is "one trillion, three billion, two hundred thirty-two million, four hundred twelve thousand, one hundred twenty-one".