1114430221428 has 24 divisors (see below), whose sum is σ = 2601063026688. Its totient is φ = 371373048576.

The previous prime is 1114430221427. The next prime is 1114430221469. The reversal of 1114430221428 is 8241220344111.

It is a super-2 number, since 2×1114430221428² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1114430221427) 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, 12916701 + ... + 13002692.

It is an arithmetic number, because the mean of its divisors is an integer number (108377626112).

Almost surely, 2^{1114430221428} is an apocalyptic number.

It is an amenable number.

1114430221428 is an abundant number, since it is smaller than the sum of its proper divisors (1486632805260).

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

1114430221428 is a wasteful number, since it uses less digits than its factorization.

1114430221428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25922983 (or 25922981 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 33.

Adding to 1114430221428 its reverse (8241220344111), we get a palindrome (9355650565539).

The spelling of 1114430221428 in words is "one trillion, one hundred fourteen billion, four hundred thirty million, two hundred twenty-one thousand, four hundred twenty-eight".