2110002201001 has 4 divisors (see below), whose sum is σ = 2130893312004. Its totient is φ = 2089111090000.

The previous prime is 2110002200951. The next prime is 2110002201121. The reversal of 2110002201001 is 1001022000112.

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 1132998451776 + 977003749225 = 1064424^2 + 988435^2 .

It is a cyclic number.

It is not a de Polignac number, because 2110002201001 - 2⁹ = 2110002200489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2110002201301) 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, 10445555350 + ... + 10445555551.

It is an arithmetic number, because the mean of its divisors is an integer number (532723328001).

Almost surely, 2^{2110002201001} is an apocalyptic number.

It is an amenable number.

2110002201001 is a deficient number, since it is larger than the sum of its proper divisors (20891111003).

2110002201001 is a wasteful number, since it uses less digits than its factorization.

2110002201001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20891111002.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 2110002201001 its reverse (1001022000112), we get a palindrome (3111024201113).

The spelling of 2110002201001 in words is "two trillion, one hundred ten billion, two million, two hundred one thousand, one".