2201201200121 has 32 divisors (see below), whose sum is σ = 2778596352000. Its totient is φ = 1693838234880.

The previous prime is 2201201200063. The next prime is 2201201200139. The reversal of 2201201200121 is 1210021021022.

It is not a de Polignac number, because 2201201200121 - 2¹⁰ = 2201201199097 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2201201200096 and 2201201200105.

It is not an unprimeable number, because it can be changed into a prime (2201201200181) 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 31 ways as a sum of consecutive naturals, for example, 15260225 + ... + 15403793.

It is an arithmetic number, because the mean of its divisors is an integer number (86831136000).

Almost surely, 2^{2201201200121} is an apocalyptic number.

It is an amenable number.

2201201200121 is a deficient number, since it is larger than the sum of its proper divisors (577395151879).

2201201200121 is a wasteful number, since it uses less digits than its factorization.

2201201200121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146069.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 2201201200121 its reverse (1210021021022), we get a palindrome (3411222221143).

It can be divided in two parts, 220120 and 1200121, that added together give a palindrome (1420241).

The spelling of 2201201200121 in words is "two trillion, two hundred one billion, two hundred one million, two hundred thousand, one hundred twenty-one".