212200556044 has 24 divisors (see below), whose sum is σ = 372457730736. Its totient is φ = 105784320000.

The previous prime is 212200556027. The next prime is 212200556111. The reversal of 212200556044 is 440655002212.

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 212200555997 and 212200556015.

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, 3387084 + ... + 3449164.

It is an arithmetic number, because the mean of its divisors is an integer number (15519072114).

Almost surely, 2^212200556044 is an apocalyptic number.

It is an amenable number.

212200556044 is a deficient number, since it is larger than the sum of its proper divisors (160257174692).

212200556044 is a wasteful number, since it uses less digits than its factorization.

212200556044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64617 (or 64615 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 31.

Adding to 212200556044 its reverse (440655002212), we get a palindrome (652855558256).

The spelling of 212200556044 in words is "two hundred twelve billion, two hundred million, five hundred fifty-six thousand, forty-four".