42032221430 has 16 divisors (see below), whose sum is σ = 75703414320. Its totient is φ = 16802796192.

The previous prime is 42032221409. The next prime is 42032221457. The reversal of 42032221430 is 3412223024.

42032221430 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 42032221396 and 42032221405.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1244045 + ... + 1277384.

It is an arithmetic number, because the mean of its divisors is an integer number (4731463395).

Almost surely, 2^42032221430 is an apocalyptic number.

42032221430 is a deficient number, since it is larger than the sum of its proper divisors (33671192890).

42032221430 is a wasteful number, since it uses less digits than its factorization.

42032221430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2523103.

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 42032221430 its reverse (3412223024), we get a palindrome (45444444454).

The spelling of 42032221430 in words is "forty-two billion, thirty-two million, two hundred twenty-one thousand, four hundred thirty".