722113012223312 has 40 divisors (see below), whose sum is σ = 1483581780052776. Its totient is φ = 339315941359616.

The previous prime is 722113012223293. The next prime is 722113012223377. The reversal of 722113012223312 is 213322210311227.

It can be written as a sum of positive squares in 4 ways, for example, as 327434236380736 + 394678775842576 = 18095144^2 + 19866524^2 .

It is a congruent number.

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, 1960544993 + ... + 1960913280.

Almost surely, 2^{722113012223312} is an apocalyptic number.

It is an amenable number.

722113012223312 is an abundant number, since it is smaller than the sum of its proper divisors (761468767829464).

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

722113012223312 is a wasteful number, since it uses less digits than its factorization.

722113012223312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3921458975 (or 3921458969 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 32.

Adding to 722113012223312 its reverse (213322210311227), we get a palindrome (935435222534539).

The spelling of 722113012223312 in words is "seven hundred twenty-two trillion, one hundred thirteen billion, twelve million, two hundred twenty-three thousand, three hundred twelve".