211433012402 has 16 divisors (see below), whose sum is σ = 317642395200. Its totient is φ = 105552272880.

The previous prime is 211433012347. The next prime is 211433012407. The reversal of 211433012402 is 204210334112.

It is not an unprimeable number, because it can be changed into a prime (211433012407) 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, 9479099 + ... + 9501377.

It is an arithmetic number, because the mean of its divisors is an integer number (19852649700).

Almost surely, 2^211433012402 is an apocalyptic number.

211433012402 is a deficient number, since it is larger than the sum of its proper divisors (106209382798).

211433012402 is a wasteful number, since it uses less digits than its factorization.

211433012402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29441.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 211433012402 its reverse (204210334112), we get a palindrome (415643346514).

The spelling of 211433012402 in words is "two hundred eleven billion, four hundred thirty-three million, twelve thousand, four hundred two".