100212001222 has 8 divisors (see below), whose sum is σ = 151697066400. Its totient is φ = 49646312424.

The previous prime is 100212001199. The next prime is 100212001223. The reversal of 100212001222 is 222100212001.

It is a happy number.

100212001222 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100212001223) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 229843822 + ... + 229844257.

It is an arithmetic number, because the mean of its divisors is an integer number (18962133300).

Almost surely, 2^100212001222 is an apocalyptic number.

100212001222 is a deficient number, since it is larger than the sum of its proper divisors (51485065178).

100212001222 is a wasteful number, since it uses less digits than its factorization.

100212001222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 459688190.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 100212001222 its reverse (222100212001), we get a palindrome (322312213223).

The spelling of 100212001222 in words is "one hundred billion, two hundred twelve million, one thousand, two hundred twenty-two".