1102210221021 has 128 divisors (see below), whose sum is σ = 1893396750336. Its totient is φ = 554889139200.

The previous prime is 1102210220999. The next prime is 1102210221041. The reversal of 1102210221021 is 1201220122011.

It is not a de Polignac number, because 1102210221021 - 2⁷ = 1102210220893 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1102210221041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 111318171 + ... + 111328071.

It is an arithmetic number, because the mean of its divisors is an integer number (14792162112).

Almost surely, 2^{1102210221021} is an apocalyptic number.

It is an amenable number.

1102210221021 is a deficient number, since it is larger than the sum of its proper divisors (791186529315).

1102210221021 is a wasteful number, since it uses less digits than its factorization.

1102210221021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10171.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 1102210221021 its reverse (1201220122011), we get a palindrome (2303430343032).

It can be divided in two parts, 1102210 and 221021, that added together give a palindrome (1323231).

The spelling of 1102210221021 in words is "one trillion, one hundred two billion, two hundred ten million, two hundred twenty-one thousand, twenty-one".