1102211211001 has 2 divisors, whose sum is σ = 1102211211002. Its totient is φ = 1102211211000.

The previous prime is 1102211210977. The next prime is 1102211211007. The reversal of 1102211211001 is 1001121122011.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 742313203776 + 359898007225 = 861576^2 + 599915^2 .

It is a cyclic number.

It is not a de Polignac number, because 1102211211001 - 2¹³ = 1102211202809 is a prime.

It is not a weakly prime, because it can be changed into another prime (1102211211007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 551105605500 + 551105605501.

It is an arithmetic number, because the mean of its divisors is an integer number (551105605501).

Almost surely, 2^{1102211211001} is an apocalyptic number.

It is an amenable number.

1102211211001 is a deficient number, since it is larger than the sum of its proper divisors (1).

1102211211001 is an equidigital number, since it uses as much as digits as its factorization.

1102211211001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 1102211211001 its reverse (1001121122011), we get a palindrome (2103332333012).

The spelling of 1102211211001 in words is "one trillion, one hundred two billion, two hundred eleven million, two hundred eleven thousand, one".