1121224013430 has 16 divisors (see below), whose sum is σ = 2690937632304. Its totient is φ = 298993070240.

The previous prime is 1121224013417. The next prime is 1121224013443. The reversal of 1121224013430 is 343104221211.

It is an interprime number because it is at equal distance from previous prime (1121224013417) and next prime (1121224013443).

It is a self number, because there is not a number n which added to its sum of digits gives 1121224013430.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18687066861 + ... + 18687066920.

It is an arithmetic number, because the mean of its divisors is an integer number (168183602019).

Almost surely, 2^{1121224013430} is an apocalyptic number.

1121224013430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1121224013430 is an abundant number, since it is smaller than the sum of its proper divisors (1569713618874).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1121224013430 is a wasteful number, since it uses less digits than its factorization.

1121224013430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37374133791.

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 1121224013430 its reverse (343104221211), we get a palindrome (1464328234641).

The spelling of 1121224013430 in words is "one trillion, one hundred twenty-one billion, two hundred twenty-four million, thirteen thousand, four hundred thirty".