120101221012 has 6 divisors (see below), whose sum is σ = 210177136778. Its totient is φ = 60050610504.

The previous prime is 120101220983. The next prime is 120101221027. The reversal of 120101221012 is 210122101021.

It can be written as a sum of positive squares in only one way, i.e., 108764082436 + 11337138576 = 329794^2 + 106476^2 .

It is a junction number, because it is equal to n+sod(n) for n = 120101220983 and 120101221001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15012652623 + ... + 15012652630.

Almost surely, 2^120101221012 is an apocalyptic number.

It is an amenable number.

120101221012 is a deficient number, since it is larger than the sum of its proper divisors (90075915766).

120101221012 is a wasteful number, since it uses less digits than its factorization.

120101221012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30025305257 (or 30025305255 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 120101221012 its reverse (210122101021), we get a palindrome (330223322033).

The spelling of 120101221012 in words is "one hundred twenty billion, one hundred one million, two hundred twenty-one thousand, twelve".