210103323221331 has 16 divisors (see below), whose sum is σ = 311432706816000. Its totient is φ = 139993046227944.

The previous prime is 210103323221291. The next prime is 210103323221339. The reversal of 210103323221331 is 133122323301012.

210103323221331 is a `hidden beast` number, since 2 + 1 + 0 + 1 + 0 + 3 + 3 + 2 + 322 + 1 + 331 = 666.

It is not a de Polignac number, because 210103323221331 - 2⁷ = 210103323221203 is a prime.

It is a super-2 number, since 2×210103323221331² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 210103323221295 and 210103323221304.

It is not an unprimeable number, because it can be changed into a prime (210103323221339) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2106502531 + ... + 2106602268.

It is an arithmetic number, because the mean of its divisors is an integer number (19464544176000).

Almost surely, 2^{210103323221331} is an apocalyptic number.

210103323221331 is a deficient number, since it is larger than the sum of its proper divisors (101329383594669).

210103323221331 is a wasteful number, since it uses less digits than its factorization.

210103323221331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4213106655 (or 4213106649 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 27.

Adding to 210103323221331 its reverse (133122323301012), we get a palindrome (343225646522343).

The spelling of 210103323221331 in words is "two hundred ten trillion, one hundred three billion, three hundred twenty-three million, two hundred twenty-one thousand, three hundred thirty-one".