101120121212 has 24 divisors (see below), whose sum is σ = 193234833792. Its totient is φ = 45919089200.

The previous prime is 101120121211. The next prime is 101120121283. The reversal of 101120121212 is 212121021101.

101120121212 is a modest number, since divided by 121212 gives 101120 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101120121211) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1069178 + ... + 1159905.

It is an arithmetic number, because the mean of its divisors is an integer number (8051451408).

Almost surely, 2^101120121212 is an apocalyptic number.

It is an amenable number.

101120121212 is a deficient number, since it is larger than the sum of its proper divisors (92114712580).

101120121212 is a wasteful number, since it uses less digits than its factorization.

101120121212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2230129 (or 2230127 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 101120121212 its reverse (212121021101), we get a palindrome (313241142313).

The spelling of 101120121212 in words is "one hundred one billion, one hundred twenty million, one hundred twenty-one thousand, two hundred twelve".