221010110211002 has 16 divisors (see below), whose sum is σ = 391939111704960. Its totient is φ = 91452459397488.

The previous prime is 221010110210983. The next prime is 221010110211017. The reversal of 221010110211002 is 200112011010122.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 272179938278 + ... + 272179939089.

It is an arithmetic number, because the mean of its divisors is an integer number (24496194481560).

Almost surely, 2^{221010110211002} is an apocalyptic number.

221010110211002 is a deficient number, since it is larger than the sum of its proper divisors (170929001493958).

221010110211002 is a wasteful number, since it uses less digits than its factorization.

221010110211002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 544359877405.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 221010110211002 its reverse (200112011010122), we get a palindrome (421122121221124).

The spelling of 221010110211002 in words is "two hundred twenty-one trillion, ten billion, one hundred ten million, two hundred eleven thousand, two".