1122412220430 has 128 divisors (see below), whose sum is σ = 2810248888320. Its totient is φ = 286553541120.

The previous prime is 1122412220387. The next prime is 1122412220453. The reversal of 1122412220430 is 340222142211.

It is a self number, because there is not a number n which added to its sum of digits gives 1122412220430.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 57635595 + ... + 57655065.

It is an arithmetic number, because the mean of its divisors is an integer number (21955069440).

Almost surely, 2^{1122412220430} is an apocalyptic number.

1122412220430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1122412220430, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1405124444160).

1122412220430 is an abundant number, since it is smaller than the sum of its proper divisors (1687836667890).

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

1122412220430 is a wasteful number, since it uses less digits than its factorization.

1122412220430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20066.

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 1122412220430 its reverse (340222142211), we get a palindrome (1462634362641).

The spelling of 1122412220430 in words is "one trillion, one hundred twenty-two billion, four hundred twelve million, two hundred twenty thousand, four hundred thirty".