211312033330 has 16 divisors (see below), whose sum is σ = 396899123904. Its totient is φ = 80849821360.

The previous prime is 211312033327. The next prime is 211312033343. The reversal of 211312033330 is 33330213112.

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, 459373756 + ... + 459374215.

It is an arithmetic number, because the mean of its divisors is an integer number (24806195244).

Almost surely, 2^211312033330 is an apocalyptic number.

211312033330 is a deficient number, since it is larger than the sum of its proper divisors (185587090574).

211312033330 is a wasteful number, since it uses less digits than its factorization.

211312033330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 918748001.

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 211312033330 its reverse (33330213112), we get a palindrome (244642246442).

The spelling of 211312033330 in words is "two hundred eleven billion, three hundred twelve million, thirty-three thousand, three hundred thirty".