43221336456354 has 32 divisors (see below), whose sum is σ = 100807781827200. Its totient is φ = 12348953272656.

The previous prime is 43221336456269. The next prime is 43221336456359. The reversal of 43221336456354 is 45365463312234.

It is a super-2 number, since 2×43221336456354² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 43221336456297 and 43221336456306.

It is not an unprimeable number, because it can be changed into a prime (43221336456359) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10500808549 + ... + 10500812664.

It is an arithmetic number, because the mean of its divisors is an integer number (3150243182100).

Almost surely, 2^{43221336456354} is an apocalyptic number.

43221336456354 is an abundant number, since it is smaller than the sum of its proper divisors (57586445370846).

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

43221336456354 is a wasteful number, since it uses less digits than its factorization.

43221336456354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21001621239 (or 21001621225 counting only the distinct ones).

The product of its digits is 18662400, while the sum is 51.

Adding to 43221336456354 its reverse (45365463312234), we get a palindrome (88586799768588).

The spelling of 43221336456354 in words is "forty-three trillion, two hundred twenty-one billion, three hundred thirty-six million, four hundred fifty-six thousand, three hundred fifty-four".