222120102121012 has 24 divisors (see below), whose sum is σ = 399509147003904. Its totient is φ = 108004733202912.

The previous prime is 222120102121007. The next prime is 222120102121031. The reversal of 222120102121012 is 210121201021222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3762677188 + ... + 3762736219.

It is an arithmetic number, because the mean of its divisors is an integer number (16646214458496).

Almost surely, 2^{222120102121012} is an apocalyptic number.

It is an amenable number.

222120102121012 is a deficient number, since it is larger than the sum of its proper divisors (177389044882892).

222120102121012 is a wasteful number, since it uses less digits than its factorization.

222120102121012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7525413615 (or 7525413613 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 222120102121012 its reverse (210121201021222), we get a palindrome (432241303142234).

It can be divided in two parts, 2221201021210 and 12, that added together give a palindrome (2221201021222).

The spelling of 222120102121012 in words is "two hundred twenty-two trillion, one hundred twenty billion, one hundred two million, one hundred twenty-one thousand, twelve".