2201101012121 has 16 divisors (see below), whose sum is σ = 2415597370560. Its totient is φ = 1989013125120.

The previous prime is 2201101012109. The next prime is 2201101012127. The reversal of 2201101012121 is 1212101011022.

It is a cyclic number.

It is not a de Polignac number, because 2201101012121 - 2¹⁸ = 2201100749977 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2201101012096 and 2201101012105.

It is not an unprimeable number, because it can be changed into a prime (2201101012127) 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 15 ways as a sum of consecutive naturals, for example, 4643321 + ... + 5095353.

It is an arithmetic number, because the mean of its divisors is an integer number (150974835660).

Almost surely, 2^{2201101012121} is an apocalyptic number.

It is an amenable number.

2201101012121 is a deficient number, since it is larger than the sum of its proper divisors (214496358439).

2201101012121 is a wasteful number, since it uses less digits than its factorization.

2201101012121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 454696.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 2201101012121 its reverse (1212101011022), we get a palindrome (3413202023143).

The spelling of 2201101012121 in words is "two trillion, two hundred one billion, one hundred one million, twelve thousand, one hundred twenty-one".