100212222200012 has 24 divisors (see below), whose sum is σ = 188862674406000. Its totient is φ = 46251506195136.

The previous prime is 100212222199987. The next prime is 100212222200099. The reversal of 100212222200012 is 210002222212001.

It is a happy number.

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, 2513114 + ... + 14378462.

It is an arithmetic number, because the mean of its divisors is an integer number (7869278100250).

Almost surely, 2^{100212222200012} is an apocalyptic number.

It is an amenable number.

100212222200012 is a deficient number, since it is larger than the sum of its proper divisors (88650452205988).

100212222200012 is a wasteful number, since it uses less digits than its factorization.

100212222200012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12027785 (or 12027783 counting only the distinct ones).

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

Adding to 100212222200012 its reverse (210002222212001), we get a palindrome (310214444412013).

The spelling of 100212222200012 in words is "one hundred trillion, two hundred twelve billion, two hundred twenty-two million, two hundred thousand, twelve".