211133133030 has 32 divisors (see below), whose sum is σ = 507054981888. Its totient is φ = 56264895200.

The previous prime is 211133133011. The next prime is 211133133049. The reversal of 211133133030 is 30331331112.

It is an interprime number because it is at equal distance from previous prime (211133133011) and next prime (211133133049).

It is a junction number, because it is equal to n+sod(n) for n = 211133132988 and 211133133006.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2283516 + ... + 2374175.

It is an arithmetic number, because the mean of its divisors is an integer number (15845468184).

Almost surely, 2^211133133030 is an apocalyptic number.

211133133030 is an abundant number, since it is smaller than the sum of its proper divisors (295921848858).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

211133133030 is a wasteful number, since it uses less digits than its factorization.

211133133030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4659212.

The product of its (nonzero) digits is 486, while the sum is 21.

Adding to 211133133030 its reverse (30331331112), we get a palindrome (241464464142).

The spelling of 211133133030 in words is "two hundred eleven billion, one hundred thirty-three million, one hundred thirty-three thousand, thirty".