4423215122420 has 96 divisors (see below), whose sum is σ = 9668007638016. Its totient is φ = 1698455692800.

The previous prime is 4423215122407. The next prime is 4423215122449. The reversal of 4423215122420 is 242215123244.

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, 20548550 + ... + 20762690.

It is an arithmetic number, because the mean of its divisors is an integer number (100708412896).

Almost surely, 2^{4423215122420} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4423215122420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4834003819008).

4423215122420 is an abundant number, since it is smaller than the sum of its proper divisors (5244792515596).

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

4423215122420 is a wasteful number, since it uses less digits than its factorization.

4423215122420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214561 (or 214559 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 32.

The spelling of 4423215122420 in words is "four trillion, four hundred twenty-three billion, two hundred fifteen million, one hundred twenty-two thousand, four hundred twenty".