1102211110001 has 4 divisors (see below), whose sum is σ = 1102213220004. Its totient is φ = 1102209000000.

The previous prime is 1102211109949. The next prime is 1102211110109. The reversal of 1102211110001 is 1000111122011.

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

It can be written as a sum of positive squares in 2 ways, for example, as 530455848976 + 571755261025 = 728324^2 + 756145^2 .

It is a cyclic number.

It is not a de Polignac number, because 1102211110001 - 2³⁸ = 827333203057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1102211110201) 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, 371501 + ... + 1530501.

It is an arithmetic number, because the mean of its divisors is an integer number (275553305001).

Almost surely, 2^{1102211110001} is an apocalyptic number.

It is an amenable number.

1102211110001 is a deficient number, since it is larger than the sum of its proper divisors (2110003).

1102211110001 is an equidigital number, since it uses as much as digits as its factorization.

1102211110001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2110002.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 1102211110001 its reverse (1000111122011), we get a palindrome (2102322232012).

The spelling of 1102211110001 in words is "one trillion, one hundred two billion, two hundred eleven million, one hundred ten thousand, one".