42011231202 has 32 divisors (see below), whose sum is σ = 93499608960. Its totient is φ = 13982546160.

The previous prime is 42011231179. The next prime is 42011231219. The reversal of 42011231202 is 20213211024.

It is a happy number.

42011231202 is a `hidden beast` number, since 420 + 1 + 12 + 31 + 202 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 552798 + ... + 624185.

It is an arithmetic number, because the mean of its divisors is an integer number (2921862780).

Almost surely, 2^42011231202 is an apocalyptic number.

42011231202 is an abundant number, since it is smaller than the sum of its proper divisors (51488377758).

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

42011231202 is a wasteful number, since it uses less digits than its factorization.

42011231202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1177655 (or 1177649 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 42011231202 its reverse (20213211024), we get a palindrome (62224442226).

The spelling of 42011231202 in words is "forty-two billion, eleven million, two hundred thirty-one thousand, two hundred two".