1102223121211 has 4 divisors (see below), whose sum is σ = 1105381354000. Its totient is φ = 1099064888424.

The previous prime is 1102223121193. The next prime is 1102223121221. The reversal of 1102223121211 is 1121213222011.

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 1102223121211 - 2¹¹ = 1102223119163 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1102223121221) 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, 1579115871 + ... + 1579116568.

It is an arithmetic number, because the mean of its divisors is an integer number (276345338500).

Almost surely, 2^{1102223121211} is an apocalyptic number.

1102223121211 is a deficient number, since it is larger than the sum of its proper divisors (3158232789).

1102223121211 is an equidigital number, since it uses as much as digits as its factorization.

1102223121211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3158232788.

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 1102223121211 its reverse (1121213222011), we get a palindrome (2223436343222).

The spelling of 1102223121211 in words is "one trillion, one hundred two billion, two hundred twenty-three million, one hundred twenty-one thousand, two hundred eleven".