423141143220 has 36 divisors (see below), whose sum is σ = 1283528134980. Its totient is φ = 112837638144.

The previous prime is 423141143189. The next prime is 423141143251. The reversal of 423141143220 is 22341141324.

423141143220 is a `hidden beast` number, since 4 + 23 + 1 + 411 + 4 + 3 + 220 = 666.

It is an interprime number because it is at equal distance from previous prime (423141143189) and next prime (423141143251).

It can be written as a sum of positive squares in 2 ways, for example, as 105221086884 + 317920056336 = 324378^2 + 563844^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1175391885 + ... + 1175392244.

It is an arithmetic number, because the mean of its divisors is an integer number (35653559305).

Almost surely, 2^423141143220 is an apocalyptic number.

It is an amenable number.

423141143220 is an abundant number, since it is smaller than the sum of its proper divisors (860386991760).

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

423141143220 is a wasteful number, since it uses less digits than its factorization.

423141143220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2350784144 (or 2350784139 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 423141143220 its reverse (22341141324), we get a palindrome (445482284544).

The spelling of 423141143220 in words is "four hundred twenty-three billion, one hundred forty-one million, one hundred forty-three thousand, two hundred twenty".