210001121002201 has 4 divisors (see below), whose sum is σ = 210586082342400. Its totient is φ = 209416159662004.

The previous prime is 210001121002181. The next prime is 210001121002259. The reversal of 210001121002201 is 102200121100012.

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 210001121002201 - 2⁹ = 210001121001689 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (210001121002261) 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, 292480669561 + ... + 292480670278.

It is an arithmetic number, because the mean of its divisors is an integer number (52646520585600).

Almost surely, 2^{210001121002201} is an apocalyptic number.

It is an amenable number.

210001121002201 is a deficient number, since it is larger than the sum of its proper divisors (584961340199).

210001121002201 is an equidigital number, since it uses as much as digits as its factorization.

210001121002201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 584961340198.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 210001121002201 its reverse (102200121100012), we get a palindrome (312201242102213).

The spelling of 210001121002201 in words is "two hundred ten trillion, one billion, one hundred twenty-one million, two thousand, two hundred one".