402042000222 has 24 divisors (see below), whose sum is σ = 894634001976. Its totient is φ = 130391999856.

The previous prime is 402042000179. The next prime is 402042000229. The reversal of 402042000222 is 222000240204.

402042000222 is a `hidden beast` number, since 4 + 0 + 20 + 420 + 0 + 0 + 222 = 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 = 402042000195 and 402042000204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402042000229) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 301832668 + ... + 301833999.

It is an arithmetic number, because the mean of its divisors is an integer number (37276416749).

Almost surely, 2^402042000222 is an apocalyptic number.

402042000222 is an abundant number, since it is smaller than the sum of its proper divisors (492592001754).

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

402042000222 is a wasteful number, since it uses less digits than its factorization.

402042000222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 603666712 (or 603666709 counting only the distinct ones).

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

Adding to 402042000222 its reverse (222000240204), we get a palindrome (624042240426).

The spelling of 402042000222 in words is "four hundred two billion, forty-two million, two hundred twenty-two", and thus it is an aban number.