1102231221001 has 2 divisors, whose sum is σ = 1102231221002. Its totient is φ = 1102231221000.

The previous prime is 1102231220989. The next prime is 1102231221011. The reversal of 1102231221001 is 1001221322011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1086430982400 + 15800238601 = 1042320^2 + 125699^2 .

It is a cyclic number.

It is not a de Polignac number, because 1102231221001 - 2⁷ = 1102231220873 is a prime.

It is not a weakly prime, because it can be changed into another prime (1102231221011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 551115610500 + 551115610501.

It is an arithmetic number, because the mean of its divisors is an integer number (551115610501).

Almost surely, 2^{1102231221001} is an apocalyptic number.

It is an amenable number.

1102231221001 is a deficient number, since it is larger than the sum of its proper divisors (1).

1102231221001 is an equidigital number, since it uses as much as digits as its factorization.

1102231221001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 1102231221001 its reverse (1001221322011), we get a palindrome (2103452543012).

The spelling of 1102231221001 in words is "one trillion, one hundred two billion, two hundred thirty-one million, two hundred twenty-one thousand, one".