2201212102101 has 4 divisors (see below), whose sum is σ = 2934949469472. Its totient is φ = 1467474734732.

The previous prime is 2201212102087. The next prime is 2201212102157. The reversal of 2201212102101 is 1012012121022.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2201212102101 - 2⁹ = 2201212101589 is a prime.

It is a super-2 number, since 2×2201212102101² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2201212102181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 366868683681 + ... + 366868683686.

It is an arithmetic number, because the mean of its divisors is an integer number (733737367368).

Almost surely, 2^{2201212102101} is an apocalyptic number.

It is an amenable number.

2201212102101 is a deficient number, since it is larger than the sum of its proper divisors (733737367371).

2201212102101 is an equidigital number, since it uses as much as digits as its factorization.

2201212102101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 733737367370.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 2201212102101 its reverse (1012012121022), we get a palindrome (3213224223123).

The spelling of 2201212102101 in words is "two trillion, two hundred one billion, two hundred twelve million, one hundred two thousand, one hundred one".