211313020330 has 32 divisors (see below), whose sum is σ = 381354946560. Its totient is φ = 84304988160.

The previous prime is 211313020279. The next prime is 211313020337. The reversal of 211313020330 is 33020313112.

It is a junction number, because it is equal to n+sod(n) for n = 211313020298 and 211313020307.

It is not an unprimeable number, because it can be changed into a prime (211313020337) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28955242 + ... + 28962538.

It is an arithmetic number, because the mean of its divisors is an integer number (11917342080).

Almost surely, 2^211313020330 is an apocalyptic number.

211313020330 is a deficient number, since it is larger than the sum of its proper divisors (170041926230).

211313020330 is a wasteful number, since it uses less digits than its factorization.

211313020330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14454.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 211313020330 its reverse (33020313112), we get a palindrome (244333333442).

The spelling of 211313020330 in words is "two hundred eleven billion, three hundred thirteen million, twenty thousand, three hundred thirty".