202242000042 has 16 divisors (see below), whose sum is σ = 449426666880. Its totient is φ = 67413999996.

The previous prime is 202242000041. The next prime is 202242000091. The reversal of 202242000042 is 240000242202.

202242000042 is a `hidden beast` number, since 202 + 2 + 420 + 0 + 0 + 0 + 42 = 666.

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

It is a junction number, because it is equal to n+sod(n) for n = 202241999979 and 202242000024.

It is not an unprimeable number, because it can be changed into a prime (202242000041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1872611058 + ... + 1872611165.

It is an arithmetic number, because the mean of its divisors is an integer number (28089166680).

Almost surely, 2^202242000042 is an apocalyptic number.

202242000042 is an abundant number, since it is smaller than the sum of its proper divisors (247184666838).

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

202242000042 is a wasteful number, since it uses less digits than its factorization.

202242000042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3745222234 (or 3745222228 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 18.

Adding to 202242000042 its reverse (240000242202), we get a palindrome (442242242244).

The spelling of 202242000042 in words is "two hundred two billion, two hundred forty-two million, forty-two", and thus it is an aban number.