22010121021212 has 48 divisors (see below), whose sum is σ = 38740289454720. Its totient is φ = 10941611015232.

The previous prime is 22010121021197. The next prime is 22010121021269. The reversal of 22010121021212 is 21212012101022.

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 15 ways as a sum of consecutive naturals, for example, 2295825083 + ... + 2295834669.

It is an arithmetic number, because the mean of its divisors is an integer number (807089363640).

Almost surely, 2^{22010121021212} is an apocalyptic number.

It is an amenable number.

22010121021212 is a deficient number, since it is larger than the sum of its proper divisors (16730168433508).

22010121021212 is a wasteful number, since it uses less digits than its factorization.

22010121021212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13010 (or 13008 counting only the distinct ones).

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

Adding to 22010121021212 its reverse (21212012101022), we get a palindrome (43222133122234).

The spelling of 22010121021212 in words is "twenty-two trillion, ten billion, one hundred twenty-one million, twenty-one thousand, two hundred twelve".