211222211202002 has 128 divisors (see below), whose sum is σ = 429659922617856. Its totient is φ = 75203251200000.

The previous prime is 211222211201987. The next prime is 211222211202017. The reversal of 211222211202002 is 200202112222112.

It is an interprime number because it is at equal distance from previous prime (211222211201987) and next prime (211222211202017).

It is a super-2 number, since 2×211222211202002² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1904889602 + ... + 1905000482.

It is an arithmetic number, because the mean of its divisors is an integer number (3356718145452).

Almost surely, 2^{211222211202002} is an apocalyptic number.

211222211202002 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

211222211202002 is an abundant number, since it is smaller than the sum of its proper divisors (218437711415854).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

211222211202002 is a wasteful number, since it uses less digits than its factorization.

211222211202002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120436.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 211222211202002 its reverse (200202112222112), we get a palindrome (411424323424114).

The spelling of 211222211202002 in words is "two hundred eleven trillion, two hundred twenty-two billion, two hundred eleven million, two hundred two thousand, two".