2201012111101 has 8 divisors (see below), whose sum is σ = 2362407843384. Its totient is φ = 2043163537920.

The previous prime is 2201012111093. The next prime is 2201012111117. The reversal of 2201012111101 is 1011112101022.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1451480391076 + 749531720025 = 1204774^2 + 865755^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2201012111101 - 2³ = 2201012111093 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2201012111131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 886788490 + ... + 886790971.

It is an arithmetic number, because the mean of its divisors is an integer number (295300980423).

Almost surely, 2^{2201012111101} is an apocalyptic number.

It is an amenable number.

2201012111101 is a deficient number, since it is larger than the sum of its proper divisors (161395732283).

2201012111101 is a wasteful number, since it uses less digits than its factorization.

2201012111101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1773579551.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 2201012111101 its reverse (1011112101022), we get a palindrome (3212124212123).

The spelling of 2201012111101 in words is "two trillion, two hundred one billion, twelve million, one hundred eleven thousand, one hundred one".