2211222032 has 10 divisors (see below), whose sum is σ = 4284242718. Its totient is φ = 1105611008.

The previous prime is 2211222031. The next prime is 2211222077. The reversal of 2211222032 is 2302221122.

It can be written as a sum of positive squares in only one way, i.e., 2206744576 + 4477456 = 46976^2 + 2116^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2211222032.

It is not an unprimeable number, because it can be changed into a prime (2211222031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 69100673 + ... + 69100704.

Almost surely, 2^2211222032 is an apocalyptic number.

It is an amenable number.

2211222032 is a deficient number, since it is larger than the sum of its proper divisors (2073020686).

2211222032 is a wasteful number, since it uses less digits than its factorization.

2211222032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138201385 (or 138201379 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 2211222032 is about 47023.6326967622. The cubic root of 2211222032 is about 1302.7991032841.

Adding to 2211222032 its reverse (2302221122), we get a palindrome (4513443154).

It can be divided in two parts, 22112 and 22032, that added together give a palindrome (44144).

The spelling of 2211222032 in words is "two billion, two hundred eleven million, two hundred twenty-two thousand, thirty-two".