210204003131431 has 2 divisors, whose sum is σ = 210204003131432. Its totient is φ = 210204003131430.

The previous prime is 210204003131371. The next prime is 210204003131501. The reversal of 210204003131431 is 134131300402012.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 210204003131431 - 2³⁵ = 210169643393063 is a prime.

It is a super-2 number, since 2×210204003131431² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 210204003131396 and 210204003131405.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (210204003138431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105102001565715 + 105102001565716.

It is an arithmetic number, because the mean of its divisors is an integer number (105102001565716).

Almost surely, 2^{210204003131431} is an apocalyptic number.

210204003131431 is a deficient number, since it is larger than the sum of its proper divisors (1).

210204003131431 is an equidigital number, since it uses as much as digits as its factorization.

210204003131431 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 210204003131431 its reverse (134131300402012), we get a palindrome (344335303533443).

The spelling of 210204003131431 in words is "two hundred ten trillion, two hundred four billion, three million, one hundred thirty-one thousand, four hundred thirty-one".