2200121002201 has 4 divisors (see below), whose sum is σ = 2200124785572. Its totient is φ = 2200117218832.

The previous prime is 2200121002153. The next prime is 2200121002273. The reversal of 2200121002201 is 1022001210022.

It is a happy number.

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 802997002201 + 1397124000000 = 896101^2 + 1182000^2 .

It is a cyclic number.

It is not a de Polignac number, because 2200121002201 - 2¹³ = 2200120994009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2200121002801) 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, 815206 + ... + 2250511.

It is an arithmetic number, because the mean of its divisors is an integer number (550031196393).

Almost surely, 2^{2200121002201} is an apocalyptic number.

It is an amenable number.

2200121002201 is a deficient number, since it is larger than the sum of its proper divisors (3783371).

2200121002201 is an equidigital number, since it uses as much as digits as its factorization.

2200121002201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3783370.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 2200121002201 its reverse (1022001210022), we get a palindrome (3222122212223).

The spelling of 2200121002201 in words is "two trillion, two hundred billion, one hundred twenty-one million, two thousand, two hundred one".