421221422014344 has 96 divisors (see below), whose sum is σ = 1306805605597440. Its totient is φ = 120069745689600.

The previous prime is 421221422014343. The next prime is 421221422014369. The reversal of 421221422014344 is 443410224122124.

421221422014344 is a `hidden beast` number, since 4 + 2 + 1 + 2 + 2 + 14 + 2 + 201 + 434 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 421221422014299 and 421221422014308.

It is not an unprimeable number, because it can be changed into a prime (421221422014343) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 969338217 + ... + 969772664.

It is an arithmetic number, because the mean of its divisors is an integer number (13612558391640).

Almost surely, 2^{421221422014344} is an apocalyptic number.

It is an amenable number.

421221422014344 is an abundant number, since it is smaller than the sum of its proper divisors (885584183583096).

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

421221422014344 is a wasteful number, since it uses less digits than its factorization.

421221422014344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1939111331 (or 1939111324 counting only the distinct ones).

The product of its (nonzero) digits is 98304, while the sum is 36.

Adding to 421221422014344 its reverse (443410224122124), we get a palindrome (864631646136468).

The spelling of 421221422014344 in words is "four hundred twenty-one trillion, two hundred twenty-one billion, four hundred twenty-two million, fourteen thousand, three hundred forty-four".