2211331330 has 64 divisors (see below), whose sum is σ = 4447175040. Its totient is φ = 786433536.

The previous prime is 2211331327. The next prime is 2211331361. The reversal of 2211331330 is 331331122.

It is a junction number, because it is equal to n+sod(n) for n = 2211331298 and 2211331307.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 405361 + ... + 410779.

It is an arithmetic number, because the mean of its divisors is an integer number (69487110).

Almost surely, 2^2211331330 is an apocalyptic number.

2211331330 is an abundant number, since it is smaller than the sum of its proper divisors (2235843710).

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

2211331330 is a wasteful number, since it uses less digits than its factorization.

2211331330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5555.

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

The square root of 2211331330 is about 47024.7948427210. The cubic root of 2211331330 is about 1302.8205681857.

Adding to 2211331330 its reverse (331331122), we get a palindrome (2542662452).

The spelling of 2211331330 in words is "two billion, two hundred eleven million, three hundred thirty-one thousand, three hundred thirty".