22430421112340 has 96 divisors (see below), whose sum is σ = 50268963709440. Its totient is φ = 8377726150656.

The previous prime is 22430421112313. The next prime is 22430421112361. The reversal of 22430421112340 is 4321112403422.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 67084214 + ... + 67417746.

It is an arithmetic number, because the mean of its divisors is an integer number (523635038640).

Almost surely, 2^{22430421112340} is an apocalyptic number.

22430421112340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22430421112340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25134481854720).

22430421112340 is an abundant number, since it is smaller than the sum of its proper divisors (27838542597100).

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

22430421112340 is a wasteful number, since it uses less digits than its factorization.

22430421112340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 335121 (or 335119 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 29.

Adding to 22430421112340 its reverse (4321112403422), we get a palindrome (26751533515762).

The spelling of 22430421112340 in words is "twenty-two trillion, four hundred thirty billion, four hundred twenty-one million, one hundred twelve thousand, three hundred forty".