1102010212221 has 4 divisors (see below), whose sum is σ = 1469346949632. Its totient is φ = 734673474812.

The previous prime is 1102010212187. The next prime is 1102010212309. The reversal of 1102010212221 is 1222120102011.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1102010212221 - 2⁶ = 1102010212157 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1102010212221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1102010212021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 183668368701 + ... + 183668368706.

It is an arithmetic number, because the mean of its divisors is an integer number (367336737408).

Almost surely, 2^{1102010212221} is an apocalyptic number.

It is an amenable number.

1102010212221 is a deficient number, since it is larger than the sum of its proper divisors (367336737411).

1102010212221 is an equidigital number, since it uses as much as digits as its factorization.

1102010212221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 367336737410.

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

Adding to 1102010212221 its reverse (1222120102011), we get a palindrome (2324130314232).

The spelling of 1102010212221 in words is "one trillion, one hundred two billion, ten million, two hundred twelve thousand, two hundred twenty-one".