42022144212 has 24 divisors (see below), whose sum is σ = 103819415616. Its totient is φ = 13183417728.

The previous prime is 42022144211. The next prime is 42022144217. The reversal of 42022144212 is 21244122024.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42022144211) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 102995248 + ... + 102995655.

It is an arithmetic number, because the mean of its divisors is an integer number (4325808984).

Almost surely, 2^42022144212 is an apocalyptic number.

It is an amenable number.

42022144212 is an abundant number, since it is smaller than the sum of its proper divisors (61797271404).

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

42022144212 is a wasteful number, since it uses less digits than its factorization.

42022144212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 205990927 (or 205990925 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 24.

Adding to 42022144212 its reverse (21244122024), we get a palindrome (63266266236).

The spelling of 42022144212 in words is "forty-two billion, twenty-two million, one hundred forty-four thousand, two hundred twelve".