1122222002 has 32 divisors (see below), whose sum is σ = 1882165248. Its totient is φ = 501666000.

The previous prime is 1122221987. The next prime is 1122222007. The reversal of 1122222002 is 2002222211.

It is not an unprimeable number, because it can be changed into a prime (1122222007) 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, 158927 + ... + 165837.

It is an arithmetic number, because the mean of its divisors is an integer number (58817664).

Almost surely, 2^1122222002 is an apocalyptic number.

1122222002 is a deficient number, since it is larger than the sum of its proper divisors (759943246).

1122222002 is an equidigital number, since it uses as much as digits as its factorization.

1122222002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7007 (or 6985 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

The square root of 1122222002 is about 33499.5821167966. The cubic root of 1122222002 is about 1039.1851364809.

Adding to 1122222002 its reverse (2002222211), we get a palindrome (3124444213).

The spelling of 1122222002 in words is "one billion, one hundred twenty-two million, two hundred twenty-two thousand, two".