402222413042 has 4 divisors (see below), whose sum is σ = 603333619566. Its totient is φ = 201111206520.

The previous prime is 402222413017. The next prime is 402222413059. The reversal of 402222413042 is 240314222204.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 334267829281 + 67954583761 = 578159^2 + 260681^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100555603259 + ... + 100555603262.

Almost surely, 2^402222413042 is an apocalyptic number.

402222413042 is a deficient number, since it is larger than the sum of its proper divisors (201111206524).

402222413042 is a wasteful number, since it uses less digits than its factorization.

402222413042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201111206523.

The product of its (nonzero) digits is 6144, while the sum is 26.

Adding to 402222413042 its reverse (240314222204), we get a palindrome (642536635246).

The spelling of 402222413042 in words is "four hundred two billion, two hundred twenty-two million, four hundred thirteen thousand, forty-two".