1222304041212 has 12 divisors (see below), whose sum is σ = 2852042762856. Its totient is φ = 407434680400.

The previous prime is 1222304041201. The next prime is 1222304041243. The reversal of 1222304041212 is 2121404032221.

It is a tau number, because it is divible by the number of its divisors (12).

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, 50929335039 + ... + 50929335062.

It is an arithmetic number, because the mean of its divisors is an integer number (237670230238).

Almost surely, 2^{1222304041212} is an apocalyptic number.

1222304041212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1222304041212 is an abundant number, since it is smaller than the sum of its proper divisors (1629738721644).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1222304041212 is a wasteful number, since it uses less digits than its factorization.

1222304041212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101858670108 (or 101858670106 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 1222304041212 its reverse (2121404032221), we get a palindrome (3343708073433).

The spelling of 1222304041212 in words is "one trillion, two hundred twenty-two billion, three hundred four million, forty-one thousand, two hundred twelve".