211204431034 has 16 divisors (see below), whose sum is σ = 334233485280. Its totient is φ = 99818362800.

The previous prime is 211204431013. The next prime is 211204431041. The reversal of 211204431034 is 430134402112.

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, 6256317 + ... + 6289984.

It is an arithmetic number, because the mean of its divisors is an integer number (20889592830).

Almost surely, 2^211204431034 is an apocalyptic number.

211204431034 is a deficient number, since it is larger than the sum of its proper divisors (123029054246).

211204431034 is a wasteful number, since it uses less digits than its factorization.

211204431034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12546765.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 211204431034 its reverse (430134402112), we get a palindrome (641338833146).

The spelling of 211204431034 in words is "two hundred eleven billion, two hundred four million, four hundred thirty-one thousand, thirty-four".