1002212201101 has 2 divisors, whose sum is σ = 1002212201102. Its totient is φ = 1002212201100.

The previous prime is 1002212201069. The next prime is 1002212201117. The reversal of 1002212201101 is 1011022122001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 990671855625 + 11540345476 = 995325^2 + 107426^2 .

It is an emirp because it is prime and its reverse (1011022122001) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1002212201101 - 2⁵ = 1002212201069 is a prime.

It is a super-2 number, since 2×1002212201101² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1002212201131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 501106100550 + 501106100551.

It is an arithmetic number, because the mean of its divisors is an integer number (501106100551).

Almost surely, 2^{1002212201101} is an apocalyptic number.

It is an amenable number.

1002212201101 is a deficient number, since it is larger than the sum of its proper divisors (1).

1002212201101 is an equidigital number, since it uses as much as digits as its factorization.

1002212201101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 1002212201101 its reverse (1011022122001), we get a palindrome (2013234323102).

The spelling of 1002212201101 in words is "one trillion, two billion, two hundred twelve million, two hundred one thousand, one hundred one".