212122101120002 has 16 divisors (see below), whose sum is σ = 318228746901912. Its totient is φ = 106045852631040.

The previous prime is 212122101119959. The next prime is 212122101120029. The reversal of 212122101120002 is 200021101221212.

It can be written as a sum of positive squares in 4 ways, for example, as 209908489791961 + 2213611328041 = 14488219^2 + 1487821^2 .

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, 1801846502 + ... + 1801964222.

Almost surely, 2^{212122101120002} is an apocalyptic number.

212122101120002 is a deficient number, since it is larger than the sum of its proper divisors (106106645781910).

212122101120002 is a wasteful number, since it uses less digits than its factorization.

212122101120002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 239173.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 212122101120002 its reverse (200021101221212), we get a palindrome (412143202341214).

The spelling of 212122101120002 in words is "two hundred twelve trillion, one hundred twenty-two billion, one hundred one million, one hundred twenty thousand, two".