42212205236 has 48 divisors (see below), whose sum is σ = 76751001600. Its totient is φ = 20289927168.

The previous prime is 42212205197. The next prime is 42212205239. The reversal of 42212205236 is 63250221224.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a junction number, because it is equal to n+sod(n) for n = 42212205199 and 42212205208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42212205239) 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, 40627205 + ... + 40628243.

It is an arithmetic number, because the mean of its divisors is an integer number (1598979200).

Almost surely, 2^42212205236 is an apocalyptic number.

It is an amenable number.

42212205236 is a deficient number, since it is larger than the sum of its proper divisors (34538796364).

42212205236 is a wasteful number, since it uses less digits than its factorization.

42212205236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2256 (or 2254 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 29.

The spelling of 42212205236 in words is "forty-two billion, two hundred twelve million, two hundred five thousand, two hundred thirty-six".