2211222002 has 24 divisors (see below), whose sum is σ = 3763393536. Its totient is φ = 972675000.

The previous prime is 2211221989. The next prime is 2211222029. The reversal of 2211222002 is 2002221122.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 139874 + ... + 154877.

It is an arithmetic number, because the mean of its divisors is an integer number (156808064).

Almost surely, 2^2211222002 is an apocalyptic number.

2211222002 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2211222002 is a deficient number, since it is larger than the sum of its proper divisors (1552171534).

2211222002 is a wasteful number, since it uses less digits than its factorization.

2211222002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 294806 (or 294795 counting only the distinct ones).

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

The square root of 2211222002 is about 47023.6323777736. The cubic root of 2211222002 is about 1302.7990973923.

Adding to 2211222002 its reverse (2002221122), we get a palindrome (4213443124).

It can be divided in two parts, 221122 and 2002, that multiplied together give a palindrome (442686244).

The spelling of 2211222002 in words is "two billion, two hundred eleven million, two hundred twenty-two thousand, two".