122221101000212 has 12 divisors (see below), whose sum is σ = 213925305925716. Its totient is φ = 61099585021440.

The previous prime is 122221101000113. The next prime is 122221101000223. The reversal of 122221101000212 is 212000101122221.

It can be written as a sum of positive squares in 2 ways, for example, as 23185245791236 + 99035855208976 = 4815106^2 + 9951676^2 .

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, 2741344589 + ... + 2741389172.

It is an arithmetic number, because the mean of its divisors is an integer number (17827108827143).

Almost surely, 2^{122221101000212} is an apocalyptic number.

It is an amenable number.

122221101000212 is a deficient number, since it is larger than the sum of its proper divisors (91704204925504).

122221101000212 is a wasteful number, since it uses less digits than its factorization.

122221101000212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5482739338 (or 5482739336 counting only the distinct ones).

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

Adding to 122221101000212 its reverse (212000101122221), we get a palindrome (334221202122433).

The spelling of 122221101000212 in words is "one hundred twenty-two trillion, two hundred twenty-one billion, one hundred one million, two hundred twelve", and thus it is an aban number.