211131431410 has 16 divisors (see below), whose sum is σ = 380918339712. Its totient is φ = 84256625200.

The previous prime is 211131431393. The next prime is 211131431431. The reversal of 211131431410 is 14134131112.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24488896 + ... + 24497515.

It is an arithmetic number, because the mean of its divisors is an integer number (23807396232).

Almost surely, 2^211131431410 is an apocalyptic number.

211131431410 is a deficient number, since it is larger than the sum of its proper divisors (169786908302).

211131431410 is a wasteful number, since it uses less digits than its factorization.

211131431410 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48986849.

The product of its (nonzero) digits is 288, while the sum is 22.

Adding to 211131431410 its reverse (14134131112), we get a palindrome (225265562522).

The spelling of 211131431410 in words is "two hundred eleven billion, one hundred thirty-one million, four hundred thirty-one thousand, four hundred ten".