210203034213321 has 24 divisors (see below), whose sum is σ = 310958286744456. Its totient is φ = 136778902640640.

The previous prime is 210203034213301. The next prime is 210203034213331. The reversal of 210203034213321 is 123312430302012.

210203034213321 is a `hidden beast` number, since 2 + 1 + 0 + 2 + 0 + 303 + 4 + 21 + 332 + 1 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 12486251220921 + 197716782992400 = 3533589^2 + 14061180^2 .

It is not a de Polignac number, because 210203034213321 - 2⁶ = 210203034213257 is a prime.

It is not an unprimeable number, because it can be changed into a prime (210203034213301) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1141558770 + ... + 1141742891.

It is an arithmetic number, because the mean of its divisors is an integer number (12956595281019).

Almost surely, 2^{210203034213321} is an apocalyptic number.

It is an amenable number.

210203034213321 is a deficient number, since it is larger than the sum of its proper divisors (100755252531135).

210203034213321 is a wasteful number, since it uses less digits than its factorization.

210203034213321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2283301913 (or 2283301910 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 210203034213321 its reverse (123312430302012), we get a palindrome (333515464515333).

The spelling of 210203034213321 in words is "two hundred ten trillion, two hundred three billion, thirty-four million, two hundred thirteen thousand, three hundred twenty-one".