1102222021211 has 4 divisors (see below), whose sum is σ = 1167058610712. Its totient is φ = 1037385431712.

The previous prime is 1102222021151. The next prime is 1102222021247. The reversal of 1102222021211 is 1121202222011.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1102222021211 - 2²² = 1102217826907 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17), and also a Moran number because the ratio is a prime number: 64836589483 = 1102222021211 / (1 + 1 + 0 + 2 + 2 + 2 + 2 + 0 + 2 + 1 + 2 + 1 + 1).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1102222021211.

It is not an unprimeable number, because it can be changed into a prime (1102222021111) 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, 32418294725 + ... + 32418294758.

It is an arithmetic number, because the mean of its divisors is an integer number (291764652678).

Almost surely, 2^{1102222021211} is an apocalyptic number.

1102222021211 is a deficient number, since it is larger than the sum of its proper divisors (64836589501).

1102222021211 is an equidigital number, since it uses as much as digits as its factorization.

1102222021211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64836589500.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 1102222021211 its reverse (1121202222011), we get a palindrome (2223424243222).

The spelling of 1102222021211 in words is "one trillion, one hundred two billion, two hundred twenty-two million, twenty-one thousand, two hundred eleven".