2122120200212 has 48 divisors (see below), whose sum is σ = 3848102672400. Its totient is φ = 1022784322560.

The previous prime is 2122120200197. The next prime is 2122120200247. The reversal of 2122120200212 is 2120020212212.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 403598466436 + 1718521733776 = 635294^2 + 1310924^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 224297162 + ... + 224306622.

It is an arithmetic number, because the mean of its divisors is an integer number (80168805675).

Almost surely, 2^{2122120200212} is an apocalyptic number.

It is an amenable number.

2122120200212 is a deficient number, since it is larger than the sum of its proper divisors (1725982472188).

2122120200212 is a wasteful number, since it uses less digits than its factorization.

2122120200212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12476 (or 12474 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 2122120200212 its reverse (2120020212212), we get a palindrome (4242140412424).

The spelling of 2122120200212 in words is "two trillion, one hundred twenty-two billion, one hundred twenty million, two hundred thousand, two hundred twelve".