42401330442222 has 64 divisors (see below), whose sum is σ = 90760523950080. Its totient is φ = 13159522934784.

The previous prime is 42401330442221. The next prime is 42401330442223. The reversal of 42401330442222 is 22224403310424.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (42401330442221) and next prime (42401330442223).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42401330442221) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2492638 + ... + 9540225.

It is an arithmetic number, because the mean of its divisors is an integer number (1418133186720).

Almost surely, 2^{42401330442222} is an apocalyptic number.

42401330442222 is an abundant number, since it is smaller than the sum of its proper divisors (48359193507858).

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

42401330442222 is a wasteful number, since it uses less digits than its factorization.

42401330442222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12033257.

The product of its (nonzero) digits is 73728, while the sum is 33.

Adding to 42401330442222 its reverse (22224403310424), we get a palindrome (64625733752646).

The spelling of 42401330442222 in words is "forty-two trillion, four hundred one billion, three hundred thirty million, four hundred forty-two thousand, two hundred twenty-two".