101120212221212 has 12 divisors (see below), whose sum is σ = 178712454272856. Its totient is φ = 50059511000400.

The previous prime is 101120212221211. The next prime is 101120212221233. The reversal of 101120212221212 is 212122212021101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101120212221211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 125148777098 + ... + 125148777905.

It is an arithmetic number, because the mean of its divisors is an integer number (14892704522738).

Almost surely, 2^{101120212221212} is an apocalyptic number.

It is an amenable number.

101120212221212 is a deficient number, since it is larger than the sum of its proper divisors (77592242051644).

101120212221212 is a wasteful number, since it uses less digits than its factorization.

101120212221212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250297555108 (or 250297555106 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 101120212221212 its reverse (212122212021101), we get a palindrome (313242424242313).

The spelling of 101120212221212 in words is "one hundred one trillion, one hundred twenty billion, two hundred twelve million, two hundred twenty-one thousand, two hundred twelve".