211432211402 has 32 divisors (see below), whose sum is σ = 337209454080. Its totient is φ = 99081480960.

The previous prime is 211432211363. The next prime is 211432211407. The reversal of 211432211402 is 204112234112.

211432211402 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (211432211407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24385124 + ... + 24393792.

It is an arithmetic number, because the mean of its divisors is an integer number (10537795440).

Almost surely, 2^211432211402 is an apocalyptic number.

211432211402 is a deficient number, since it is larger than the sum of its proper divisors (125777242678).

211432211402 is a wasteful number, since it uses less digits than its factorization.

211432211402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11606.

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 211432211402 its reverse (204112234112), we get a palindrome (415544445514).

The spelling of 211432211402 in words is "two hundred eleven billion, four hundred thirty-two million, two hundred eleven thousand, four hundred two".