2123222002 has 16 divisors (see below), whose sum is σ = 3477763872. Its totient is φ = 964156320.

The previous prime is 2123221993. The next prime is 2123222011. The reversal of 2123222002 is 2002223212.

It is an interprime number because it is at equal distance from previous prime (2123221993) and next prime (2123222011).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23988 + ... + 69439.

It is an arithmetic number, because the mean of its divisors is an integer number (217360242).

Almost surely, 2^2123222002 is an apocalyptic number.

2123222002 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2123222002 is a deficient number, since it is larger than the sum of its proper divisors (1354541870).

2123222002 is a wasteful number, since it uses less digits than its factorization.

2123222002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94473.

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 2123222002 is about 46078.4331547851. The cubic root of 2123222002 is about 1285.2821279422.

Adding to 2123222002 its reverse (2002223212), we get a palindrome (4125445214).

It can be divided in two parts, 21232 and 22002, that added together give a palindrome (43234).

The spelling of 2123222002 in words is "two billion, one hundred twenty-three million, two hundred twenty-two thousand, two".