42122201222 has 8 divisors (see below), whose sum is σ = 63184214496. Its totient is φ = 21060796392.

The previous prime is 42122201161. The next prime is 42122201237. The reversal of 42122201222 is 22210222124.

42122201222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 42122201194 and 42122201203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 114248 + ... + 311924.

It is an arithmetic number, because the mean of its divisors is an integer number (7898026812).

Almost surely, 2^42122201222 is an apocalyptic number.

42122201222 is a deficient number, since it is larger than the sum of its proper divisors (21062013274).

42122201222 is a wasteful number, since it uses less digits than its factorization.

42122201222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 304222.

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 42122201222 its reverse (22210222124), we get a palindrome (64332423346).

The spelling of 42122201222 in words is "forty-two billion, one hundred twenty-two million, two hundred one thousand, two hundred twenty-two".