422204242442 has 16 divisors (see below), whose sum is σ = 667028455200. Its totient is φ = 199874430000.

The previous prime is 422204242433. The next prime is 422204242487. The reversal of 422204242442 is 244242402224.

It is a super-2 number, since 2×422204242442² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 422204242399 and 422204242408.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3185684 + ... + 3315567.

It is an arithmetic number, because the mean of its divisors is an integer number (41689278450).

Almost surely, 2^422204242442 is an apocalyptic number.

422204242442 is a deficient number, since it is larger than the sum of its proper divisors (244824212758).

422204242442 is a wasteful number, since it uses less digits than its factorization.

422204242442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6502981.

The product of its (nonzero) digits is 65536, while the sum is 32.

Adding to 422204242442 its reverse (244242402224), we get a palindrome (666446644666).

The spelling of 422204242442 in words is "four hundred twenty-two billion, two hundred four million, two hundred forty-two thousand, four hundred forty-two".