420142332012 has 48 divisors (see below), whose sum is σ = 1089798484992. Its totient is φ = 125104415040.

The previous prime is 420142331971. The next prime is 420142332079. The reversal of 420142332012 is 210233241024.

It is a happy number.

420142332012 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

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, 43434198 + ... + 43443869.

It is an arithmetic number, because the mean of its divisors is an integer number (22704135104).

Almost surely, 2^420142332012 is an apocalyptic number.

It is an amenable number.

420142332012 is an abundant number, since it is smaller than the sum of its proper divisors (669656152980).

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

420142332012 is a wasteful number, since it uses less digits than its factorization.

420142332012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86878118 (or 86878116 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 420142332012 its reverse (210233241024), we get a palindrome (630375573036).

The spelling of 420142332012 in words is "four hundred twenty billion, one hundred forty-two million, three hundred thirty-two thousand, twelve".