211433020402 has 16 divisors (see below), whose sum is σ = 318085399872. Its totient is φ = 105404943600.

The previous prime is 211433020373. The next prime is 211433020439. The reversal of 211433020402 is 204020334112.

211433020402 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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, 997152 + ... + 1190452.

It is an arithmetic number, because the mean of its divisors is an integer number (19880337492).

Almost surely, 2^211433020402 is an apocalyptic number.

211433020402 is a deficient number, since it is larger than the sum of its proper divisors (106652379470).

211433020402 is a wasteful number, since it uses less digits than its factorization.

211433020402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194913.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 211433020402 its reverse (204020334112), we get a palindrome (415453354514).

The spelling of 211433020402 in words is "two hundred eleven billion, four hundred thirty-three million, twenty thousand, four hundred two".