1102221012021 has 8 divisors (see below), whose sum is σ = 1469637640224. Its totient is φ = 734809195920.

The previous prime is 1102221012019. The next prime is 1102221012037. The reversal of 1102221012021 is 1202101222011.

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

It is not a de Polignac number, because 1102221012021 - 2¹ = 1102221012019 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1102221012121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 629511 + ... + 1612676.

It is an arithmetic number, because the mean of its divisors is an integer number (183704705028).

Almost surely, 2^{1102221012021} is an apocalyptic number.

It is an amenable number.

1102221012021 is a deficient number, since it is larger than the sum of its proper divisors (367416628203).

1102221012021 is a wasteful number, since it uses less digits than its factorization.

1102221012021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2406051.

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

Adding to 1102221012021 its reverse (1202101222011), we get a palindrome (2304322234032).

The spelling of 1102221012021 in words is "one trillion, one hundred two billion, two hundred twenty-one million, twelve thousand, twenty-one".