211204032434 has 16 divisors (see below), whose sum is σ = 322932894336. Its totient is φ = 103579278000.

The previous prime is 211204032373. The next prime is 211204032439. The reversal of 211204032434 is 434230402112.

It is not an unprimeable number, because it can be changed into a prime (211204032439) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4864202 + ... + 4907429.

It is an arithmetic number, because the mean of its divisors is an integer number (20183305896).

Almost surely, 2^211204032434 is an apocalyptic number.

211204032434 is a deficient number, since it is larger than the sum of its proper divisors (111728861902).

211204032434 is a wasteful number, since it uses less digits than its factorization.

211204032434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9771841.

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 211204032434 its reverse (434230402112), we get a palindrome (645434434546).

The spelling of 211204032434 in words is "two hundred eleven billion, two hundred four million, thirty-two thousand, four hundred thirty-four".