22020022001212 has 12 divisors (see below), whose sum is σ = 40801805472960. Its totient is φ = 10362363294656.

The previous prime is 22020022001147. The next prime is 22020022001249. The reversal of 22020022001212 is 21210022002022.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 161911926412 + ... + 161911926547.

It is an arithmetic number, because the mean of its divisors is an integer number (3400150456080).

Almost surely, 2^{22020022001212} is an apocalyptic number.

It is an amenable number.

22020022001212 is a deficient number, since it is larger than the sum of its proper divisors (18781783471748).

22020022001212 is a wasteful number, since it uses less digits than its factorization.

22020022001212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 323823852980 (or 323823852978 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 22020022001212 its reverse (21210022002022), we get a palindrome (43230044003234).

The spelling of 22020022001212 in words is "twenty-two trillion, twenty billion, twenty-two million, one thousand, two hundred twelve".