206245054022 has 16 divisors (see below), whose sum is σ = 354877316640. Its totient is φ = 88062145728.

The previous prime is 206245054009. The next prime is 206245054069. The reversal of 206245054022 is 220450542602.

It is a self number, because there is not a number n which added to its sum of digits gives 206245054022.

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, 27378743 + ... + 27386274.

It is an arithmetic number, because the mean of its divisors is an integer number (22179832290).

Almost surely, 2^206245054022 is an apocalyptic number.

206245054022 is a deficient number, since it is larger than the sum of its proper divisors (148632262618).

206245054022 is a wasteful number, since it uses less digits than its factorization.

206245054022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54765295.

The product of its (nonzero) digits is 38400, while the sum is 32.

Adding to 206245054022 its reverse (220450542602), we get a palindrome (426695596624).

The spelling of 206245054022 in words is "two hundred six billion, two hundred forty-five million, fifty-four thousand, twenty-two".