42212033320 has 32 divisors (see below), whose sum is σ = 95106714120. Its totient is φ = 16861766400.

The previous prime is 42212033309. The next prime is 42212033341. The reversal of 42212033320 is 2333021224.

It can be written as a sum of positive squares in 4 ways, for example, as 40302168516 + 1909864804 = 200754^2 + 43702^2 .

It is a junction number, because it is equal to n+sod(n) for n = 42212033291 and 42212033300.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 690531 + ... + 749170.

Almost surely, 2^42212033320 is an apocalyptic number.

42212033320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

42212033320 is an abundant number, since it is smaller than the sum of its proper divisors (52894680800).

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

42212033320 is a wasteful number, since it uses less digits than its factorization.

42212033320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1440445 (or 1440441 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 22.

Adding to 42212033320 its reverse (2333021224), we get a palindrome (44545054544).

The spelling of 42212033320 in words is "forty-two billion, two hundred twelve million, thirty-three thousand, three hundred twenty".