22012001212102 has 8 divisors (see below), whose sum is σ = 36019638347112. Its totient is φ = 10005455096400.

The previous prime is 22012001212081. The next prime is 22012001212127. The reversal of 22012001212102 is 20121210021022.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 500272754799 + ... + 500272754842.

It is an arithmetic number, because the mean of its divisors is an integer number (4502454793389).

Almost surely, 2^{22012001212102} is an apocalyptic number.

22012001212102 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22012001212102 is a deficient number, since it is larger than the sum of its proper divisors (14007637135010).

22012001212102 is a wasteful number, since it uses less digits than its factorization.

22012001212102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1000545509654.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 22012001212102 its reverse (20121210021022), we get a palindrome (42133211233124).

The spelling of 22012001212102 in words is "twenty-two trillion, twelve billion, one million, two hundred twelve thousand, one hundred two".