206022612144 has 40 divisors (see below), whose sum is σ = 560236930240. Its totient is φ = 65059771968.

The previous prime is 206022612097. The next prime is 206022612161. The reversal of 206022612144 is 441216220602.

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, 112950082 + ... + 112951905.

It is an arithmetic number, because the mean of its divisors is an integer number (14005923256).

Almost surely, 2^206022612144 is an apocalyptic number.

206022612144 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

206022612144 is an abundant number, since it is smaller than the sum of its proper divisors (354214318096).

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

206022612144 is a wasteful number, since it uses less digits than its factorization.

206022612144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225902017 (or 225902011 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 30.

Adding to 206022612144 its reverse (441216220602), we get a palindrome (647238832746).

The spelling of 206022612144 in words is "two hundred six billion, twenty-two million, six hundred twelve thousand, one hundred forty-four".