423201142420 has 48 divisors (see below), whose sum is σ = 1023680286720. Its totient is φ = 143955028224.

The previous prime is 423201142373. The next prime is 423201142451. The reversal of 423201142420 is 24241102324.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11883265 + ... + 11918824.

It is an arithmetic number, because the mean of its divisors is an integer number (21326672640).

Almost surely, 2^423201142420 is an apocalyptic number.

It is an amenable number.

423201142420 is an abundant number, since it is smaller than the sum of its proper divisors (600479144300).

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

423201142420 is a wasteful number, since it uses less digits than its factorization.

423201142420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23802232 (or 23802230 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 423201142420 its reverse (24241102324), we get a palindrome (447442244744).

It can be divided in two parts, 42320 and 1142420, that multiplied together give a square (48347214400 = 219880²).

The spelling of 423201142420 in words is "four hundred twenty-three billion, two hundred one million, one hundred forty-two thousand, four hundred twenty".