1121420311303 has 8 divisors (see below), whose sum is σ = 1164189243600. Its totient is φ = 1078924663488.

The previous prime is 1121420311267. The next prime is 1121420311309. The reversal of 1121420311303 is 3031130241211.

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 1121420311303 - 2²⁵ = 1121386756871 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121420311309) 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, 68312758 + ... + 68329171.

It is an arithmetic number, because the mean of its divisors is an integer number (145523655450).

Almost surely, 2^{1121420311303} is an apocalyptic number.

1121420311303 is a deficient number, since it is larger than the sum of its proper divisors (42768932297).

1121420311303 is a wasteful number, since it uses less digits than its factorization.

1121420311303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136642241.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 1121420311303 its reverse (3031130241211), we get a palindrome (4152550552514).

The spelling of 1121420311303 in words is "one trillion, one hundred twenty-one billion, four hundred twenty million, three hundred eleven thousand, three hundred three".