2212122121202 has 16 divisors (see below), whose sum is σ = 3840212002560. Its totient is φ = 936051674688.

The previous prime is 2212122121171. The next prime is 2212122121267. The reversal of 2212122121202 is 2021212212122.

It is a super-2 number, since 2×2212122121202² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1000054103 + ... + 1000056314.

It is an arithmetic number, because the mean of its divisors is an integer number (240013250160).

Almost surely, 2^{2212122121202} is an apocalyptic number.

2212122121202 is a deficient number, since it is larger than the sum of its proper divisors (1628089881358).

2212122121202 is a wasteful number, since it uses less digits than its factorization.

2212122121202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2000110505.

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

Adding to 2212122121202 its reverse (2021212212122), we get a palindrome (4233334333324).

It can be divided in two parts, 221212212120 and 2, that added together give a palindrome (221212212122).

The spelling of 2212122121202 in words is "two trillion, two hundred twelve billion, one hundred twenty-two million, one hundred twenty-one thousand, two hundred two".