1001132222 has 16 divisors (see below), whose sum is σ = 1522402560. Its totient is φ = 493685592.

The previous prime is 1001132221. The next prime is 1001132263. The reversal of 1001132222 is 2222311001.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1001132197 and 1001132206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1001132221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 97883 + ... + 107625.

It is an arithmetic number, because the mean of its divisors is an integer number (95150160).

Almost surely, 2^1001132222 is an apocalyptic number.

1001132222 is a deficient number, since it is larger than the sum of its proper divisors (521270338).

1001132222 is an equidigital number, since it uses as much as digits as its factorization.

1001132222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10447.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 1001132222 is about 31640.6735389751. The cubic root of 1001132222 is about 1000.3772649866.

Adding to 1001132222 its reverse (2222311001), we get a palindrome (3223443223).

The spelling of 1001132222 in words is "one billion, one million, one hundred thirty-two thousand, two hundred twenty-two".