120000001012 has 6 divisors (see below), whose sum is σ = 210000001778. Its totient is φ = 60000000504.

The previous prime is 120000000973. The next prime is 120000001021. The reversal of 120000001012 is 210100000021.

It can be written as a sum of positive squares in only one way, i.e., 68646096016 + 51353904996 = 262004^2 + 226614^2 .

It is a junction number, because it is equal to n+sod(n) for n = 120000000986 and 120000001004.

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, 15000000123 + ... + 15000000130.

Almost surely, 2^120000001012 is an apocalyptic number.

It is an amenable number.

120000001012 is a deficient number, since it is larger than the sum of its proper divisors (90000000766).

120000001012 is a wasteful number, since it uses less digits than its factorization.

120000001012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30000000257 (or 30000000255 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 7.

Adding to 120000001012 its reverse (210100000021), we get a palindrome (330100001033).

Subtracting 120000001012 from its reverse (210100000021), we obtain a palindrome (90099999009).

The spelling of 120000001012 in words is "one hundred twenty billion, one thousand, twelve".