212200320040032 has 48 divisors (see below), whose sum is σ = 570611836215792. Its totient is φ = 69008234158080.

The previous prime is 212200320040031. The next prime is 212200320040039. The reversal of 212200320040032 is 230040023002212.

It is a tau number, because it is divible by the number of its divisors (48).

It is a super-2 number, since 2×212200320040032² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 212200320039990 and 212200320040008.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212200320040031) 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, 26956337533 + ... + 26956345404.

It is an arithmetic number, because the mean of its divisors is an integer number (11887746587829).

Almost surely, 2^{212200320040032} is an apocalyptic number.

It is an amenable number.

212200320040032 is an abundant number, since it is smaller than the sum of its proper divisors (358411516175760).

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

212200320040032 is a wasteful number, since it uses less digits than its factorization.

212200320040032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53912682991 (or 53912682983 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 212200320040032 its reverse (230040023002212), we get a palindrome (442240343042244).

The spelling of 212200320040032 in words is "two hundred twelve trillion, two hundred billion, three hundred twenty million, forty thousand, thirty-two".