1210200321201 has 4 divisors (see below), whose sum is σ = 1613600428272. Its totient is φ = 806800214132.

The previous prime is 1210200321199. The next prime is 1210200321203. The reversal of 1210200321201 is 1021230020121.

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 an interprime number because it is at equal distance from previous prime (1210200321199) and next prime (1210200321203).

It is a cyclic number.

It is not a de Polignac number, because 1210200321201 - 2¹ = 1210200321199 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1210200321203) 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, 201700053531 + ... + 201700053536.

It is an arithmetic number, because the mean of its divisors is an integer number (403400107068).

Almost surely, 2^{1210200321201} is an apocalyptic number.

It is an amenable number.

1210200321201 is a deficient number, since it is larger than the sum of its proper divisors (403400107071).

1210200321201 is an equidigital number, since it uses as much as digits as its factorization.

1210200321201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 403400107070.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 1210200321201 its reverse (1021230020121), we get a palindrome (2231430341322).

The spelling of 1210200321201 in words is "one trillion, two hundred ten billion, two hundred million, three hundred twenty-one thousand, two hundred one".