420032232244 has 6 divisors (see below), whose sum is σ = 735056406434. Its totient is φ = 210016116120.

The previous prime is 420032232203. The next prime is 420032232247. The reversal of 420032232244 is 442232230024.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 307647715600 + 112384516644 = 554660^2 + 335238^2 .

It is a super-2 number, since 2×420032232244² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (420032232247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52504029027 + ... + 52504029034.

Almost surely, 2^420032232244 is an apocalyptic number.

It is an amenable number.

420032232244 is a deficient number, since it is larger than the sum of its proper divisors (315024174190).

420032232244 is a wasteful number, since it uses less digits than its factorization.

420032232244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105008058065 (or 105008058063 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 28.

Adding to 420032232244 its reverse (442232230024), we get a palindrome (862264462268).

The spelling of 420032232244 in words is "four hundred twenty billion, thirty-two million, two hundred thirty-two thousand, two hundred forty-four".