211321250141201 has 4 divisors (see below), whose sum is σ = 211321354321332. Its totient is φ = 211321145961072.

The previous prime is 211321250141149. The next prime is 211321250141377. The reversal of 211321250141201 is 102141052123112.

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 131696395569025 + 79624854572176 = 11475905^2 + 8923276^2 .

It is a cyclic number.

It is not a de Polignac number, because 211321250141201 - 2³⁴ = 211304070272017 is a prime.

It is a super-2 number, since 2×211321250141201² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (211321255141201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48985766 + ... + 53124831.

It is an arithmetic number, because the mean of its divisors is an integer number (52830338580333).

Almost surely, 2^{211321250141201} is an apocalyptic number.

It is an amenable number.

211321250141201 is a deficient number, since it is larger than the sum of its proper divisors (104180131).

211321250141201 is a wasteful number, since it uses less digits than its factorization.

211321250141201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104180130.

The product of its (nonzero) digits is 960, while the sum is 26.

The spelling of 211321250141201 in words is "two hundred eleven trillion, three hundred twenty-one billion, two hundred fifty million, one hundred forty-one thousand, two hundred one".