3211210121201 has 2 divisors, whose sum is σ = 3211210121202. Its totient is φ = 3211210121200.

The previous prime is 3211210121107. The next prime is 3211210121219. The reversal of 3211210121201 is 1021210121123.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2296585671601 + 914624449600 = 1515449^2 + 956360^2 .

It is an emirp because it is prime and its reverse (1021210121123) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3211210121201 is a prime.

It is a super-2 number, since 2×3211210121201² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3211210121201.

It is not a weakly prime, because it can be changed into another prime (3211210141201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1605605060600 + 1605605060601.

It is an arithmetic number, because the mean of its divisors is an integer number (1605605060601).

Almost surely, 2^{3211210121201} is an apocalyptic number.

It is an amenable number.

3211210121201 is a deficient number, since it is larger than the sum of its proper divisors (1).

3211210121201 is an equidigital number, since it uses as much as digits as its factorization.

3211210121201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 3211210121201 its reverse (1021210121123), we get a palindrome (4232420242324).

The spelling of 3211210121201 in words is "three trillion, two hundred eleven billion, two hundred ten million, one hundred twenty-one thousand, two hundred one".