2122254522212 has 36 divisors (see below), whose sum is σ = 4122689194428. Its totient is φ = 955110024000.

The previous prime is 2122254522197. The next prime is 2122254522221.

It is a happy number.

2122254522212 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 2 ways, for example, as 2062050048256 + 60204473956 = 1435984^2 + 245366^2 .

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 11 ways as a sum of consecutive naturals, for example, 21658163 + ... + 21755930.

Almost surely, 2^{2122254522212} is an apocalyptic number.

2122254522212 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2122254522212 is a deficient number, since it is larger than the sum of its proper divisors (2000434672216).

2122254522212 is a wasteful number, since it uses less digits than its factorization.

2122254522212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43414220 (or 43414207 counting only the distinct ones).

The product of its digits is 25600, while the sum is 32.

The spelling of 2122254522212 in words is "two trillion, one hundred twenty-two billion, two hundred fifty-four million, five hundred twenty-two thousand, two hundred twelve".