2211132210 has 64 divisors (see below), whose sum is σ = 6228755712. Its totient is φ = 491740416.

The previous prime is 2211132127. The next prime is 2211132221. The reversal of 2211132210 is 122311122.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 2211132210.

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, 134517 + ... + 150056.

It is an arithmetic number, because the mean of its divisors is an integer number (97324308).

Almost surely, 2^2211132210 is an apocalyptic number.

2211132210 is an abundant number, since it is smaller than the sum of its proper divisors (4017623502).

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

2211132210 is a wasteful number, since it uses less digits than its factorization.

2211132210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 284627.

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 2211132210 is about 47022.6776141045. The cubic root of 2211132210 is about 1302.7814627209.

Adding to 2211132210 its reverse (122311122), we get a palindrome (2333443332).

It can be divided in two parts, 2211 and 132210, that added together give a triangular number (134421 = T₅₁₈).

The spelling of 2211132210 in words is "two billion, two hundred eleven million, one hundred thirty-two thousand, two hundred ten".