1121003343430 has 32 divisors (see below), whose sum is σ = 2127259260000. Its totient is φ = 424150682112.

The previous prime is 1121003343409. The next prime is 1121003343437. The reversal of 1121003343430 is 343433001211.

It is a junction number, because it is equal to n+sod(n) for n = 1121003343395 and 1121003343404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121003343437) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4393555 + ... + 4641694.

It is an arithmetic number, because the mean of its divisors is an integer number (66476851875).

Almost surely, 2^{1121003343430} is an apocalyptic number.

1121003343430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1121003343430 is a deficient number, since it is larger than the sum of its proper divisors (1006255916570).

1121003343430 is a wasteful number, since it uses less digits than its factorization.

1121003343430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9035928.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 1121003343430 its reverse (343433001211), we get a palindrome (1464436344641).

The spelling of 1121003343430 in words is "one trillion, one hundred twenty-one billion, three million, three hundred forty-three thousand, four hundred thirty".