100212121010222 has 24 divisors (see below), whose sum is σ = 164211022881504. Its totient is φ = 45842440635264.

The previous prime is 100212121010219. The next prime is 100212121010251. The reversal of 100212121010222 is 222010121212001.

It is a self number, because there is not a number n which added to its sum of digits gives 100212121010222.

It is a congruent number.

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, 1311844838 + ... + 1311921225.

It is an arithmetic number, because the mean of its divisors is an integer number (6842125953396).

Almost surely, 2^{100212121010222} is an apocalyptic number.

100212121010222 is a deficient number, since it is larger than the sum of its proper divisors (63998901871282).

100212121010222 is a wasteful number, since it uses less digits than its factorization.

100212121010222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2623766204 (or 2623766191 counting only the distinct ones).

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

Adding to 100212121010222 its reverse (222010121212001), we get a palindrome (322222242222223).

The spelling of 100212121010222 in words is "one hundred trillion, two hundred twelve billion, one hundred twenty-one million, ten thousand, two hundred twenty-two".