210203110221133 has 8 divisors (see below), whose sum is σ = 211369542673016. Its totient is φ = 209036733696000.

The previous prime is 210203110221079. The next prime is 210203110221157. The reversal of 210203110221133 is 331122011302012.

It can be written as a sum of positive squares in 4 ways, for example, as 33886858422564 + 176316251798569 = 5821242^2 + 13278413^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-210203110221133 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210203110221173) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6432468 + ... + 21489133.

It is an arithmetic number, because the mean of its divisors is an integer number (26421192834127).

Almost surely, 2^{210203110221133} is an apocalyptic number.

It is an amenable number.

210203110221133 is a deficient number, since it is larger than the sum of its proper divisors (1166432451883).

210203110221133 is a wasteful number, since it uses less digits than its factorization.

210203110221133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27963375.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 210203110221133 its reverse (331122011302012), we get a palindrome (541325121523145).

The spelling of 210203110221133 in words is "two hundred ten trillion, two hundred three billion, one hundred ten million, two hundred twenty-one thousand, one hundred thirty-three".