221011001102 has 8 divisors (see below), whose sum is σ = 339602270112. Its totient is φ = 107810244400.

The previous prime is 221011001093. The next prime is 221011001129. The reversal of 221011001102 is 201100110122.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1347627974 + ... + 1347628137.

It is an arithmetic number, because the mean of its divisors is an integer number (42450283764).

Almost surely, 2^221011001102 is an apocalyptic number.

221011001102 is a deficient number, since it is larger than the sum of its proper divisors (118591269010).

221011001102 is a wasteful number, since it uses less digits than its factorization.

221011001102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2695256154.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 221011001102 its reverse (201100110122), we get a palindrome (422111111224).

The spelling of 221011001102 in words is "two hundred twenty-one billion, eleven million, one thousand, one hundred two".