42122440032222 has 32 divisors (see below), whose sum is σ = 91919165512320. Its totient is φ = 12762200769120.

The previous prime is 42122440032221. The next prime is 42122440032229. The reversal of 42122440032222 is 22223004422124.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 42122440032222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42122440032221) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53984668 + ... + 54759375.

It is an arithmetic number, because the mean of its divisors is an integer number (2872473922260).

Almost surely, 2^{42122440032222} is an apocalyptic number.

42122440032222 is an abundant number, since it is smaller than the sum of its proper divisors (49796725480098).

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

42122440032222 is a wasteful number, since it uses less digits than its factorization.

42122440032222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108749928.

The product of its (nonzero) digits is 24576, while the sum is 30.

Adding to 42122440032222 its reverse (22223004422124), we get a palindrome (64345444454346).

The spelling of 42122440032222 in words is "forty-two trillion, one hundred twenty-two billion, four hundred forty million, thirty-two thousand, two hundred twenty-two".