221740261102 has 16 divisors (see below), whose sum is σ = 350706652560. Its totient is φ = 104857725312.

The previous prime is 221740261097. The next prime is 221740261151. The reversal of 221740261102 is 201162047122.

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, 4897593 + ... + 4942660.

It is an arithmetic number, because the mean of its divisors is an integer number (21919165785).

Almost surely, 2^221740261102 is an apocalyptic number.

221740261102 is a deficient number, since it is larger than the sum of its proper divisors (128966391458).

221740261102 is a wasteful number, since it uses less digits than its factorization.

221740261102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9840867.

The product of its (nonzero) digits is 2688, while the sum is 28.

The spelling of 221740261102 in words is "two hundred twenty-one billion, seven hundred forty million, two hundred sixty-one thousand, one hundred two".