210040434344031 has 16 divisors (see below), whose sum is σ = 280819357440000. Its totient is φ = 139644240140448.

The previous prime is 210040434343969. The next prime is 210040434344033. The reversal of 210040434344031 is 130443434040012.

It is not a de Polignac number, because 210040434344031 - 2⁴² = 205642387832927 is a prime.

It is a super-2 number, since 2×210040434344031² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 210040434343983 and 210040434344001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210040434344033) 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, 142118490 + ... + 143588808.

It is an arithmetic number, because the mean of its divisors is an integer number (17551209840000).

Almost surely, 2^{210040434344031} is an apocalyptic number.

210040434344031 is a deficient number, since it is larger than the sum of its proper divisors (70778923095969).

210040434344031 is a wasteful number, since it uses less digits than its factorization.

210040434344031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1600438.

The product of its (nonzero) digits is 55296, while the sum is 33.

Adding to 210040434344031 its reverse (130443434040012), we get a palindrome (340483868384043).

The spelling of 210040434344031 in words is "two hundred ten trillion, forty billion, four hundred thirty-four million, three hundred forty-four thousand, thirty-one".