101021120012 has 6 divisors (see below), whose sum is σ = 176786960028. Its totient is φ = 50510560004.

The previous prime is 101021119999. The next prime is 101021120041. The reversal of 101021120012 is 210021120101.

It is a junction number, because it is equal to n+sod(n) for n = 101021119975 and 101021120002.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12627639998 + ... + 12627640005.

It is an arithmetic number, because the mean of its divisors is an integer number (29464493338).

Almost surely, 2^101021120012 is an apocalyptic number.

It is an amenable number.

101021120012 is a deficient number, since it is larger than the sum of its proper divisors (75765840016).

101021120012 is a wasteful number, since it uses less digits than its factorization.

101021120012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25255280007 (or 25255280005 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 101021120012 its reverse (210021120101), we get a palindrome (311042240113).

The spelling of 101021120012 in words is "one hundred one billion, twenty-one million, one hundred twenty thousand, twelve".