131211034503315 has 16 divisors (see below), whose sum is σ = 226086705606048. Its totient is φ = 64596201601536.

The previous prime is 131211034503281. The next prime is 131211034503337. The reversal of 131211034503315 is 513305430112131.

It is not a de Polignac number, because 131211034503315 - 2¹² = 131211034499219 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 336438549814 + ... + 336438550203.

It is an arithmetic number, because the mean of its divisors is an integer number (14130419100378).

Almost surely, 2^{131211034503315} is an apocalyptic number.

131211034503315 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

131211034503315 is a deficient number, since it is larger than the sum of its proper divisors (94875671102733).

131211034503315 is a wasteful number, since it uses less digits than its factorization.

131211034503315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 672877100038.

The product of its (nonzero) digits is 16200, while the sum is 33.

Adding to 131211034503315 its reverse (513305430112131), we get a palindrome (644516464615446).

The spelling of 131211034503315 in words is "one hundred thirty-one trillion, two hundred eleven billion, thirty-four million, five hundred three thousand, three hundred fifteen".