7223421743430 has 64 divisors (see below), whose sum is σ = 17454280655808. Its totient is φ = 1913149890560.

The previous prime is 7223421743311. The next prime is 7223421743449. The reversal of 7223421743430 is 343471243227.

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, 4358350 + ... + 5782910.

It is an arithmetic number, because the mean of its divisors is an integer number (272723135247).

Almost surely, 2^{7223421743430} is an apocalyptic number.

7223421743430 is an abundant number, since it is smaller than the sum of its proper divisors (10230858912378).

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

7223421743430 is a wasteful number, since it uses less digits than its factorization.

7223421743430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1425721.

The product of its (nonzero) digits is 677376, while the sum is 42.

Adding to 7223421743430 its reverse (343471243227), we get a palindrome (7566892986657).

The spelling of 7223421743430 in words is "seven trillion, two hundred twenty-three billion, four hundred twenty-one million, seven hundred forty-three thousand, four hundred thirty".