1012201210012 has 6 divisors (see below), whose sum is σ = 1771352117528. Its totient is φ = 506100605004.

The previous prime is 1012201209973. The next prime is 1012201210039. The reversal of 1012201210012 is 2100121022101.

It is a junction number, because it is equal to n+sod(n) for n = 1012201209974 and 1012201210001.

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, 126525151248 + ... + 126525151255.

Almost surely, 2^{1012201210012} is an apocalyptic number.

It is an amenable number.

1012201210012 is a deficient number, since it is larger than the sum of its proper divisors (759150907516).

1012201210012 is a wasteful number, since it uses less digits than its factorization.

1012201210012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 253050302507 (or 253050302505 counting only the distinct ones).

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

Adding to 1012201210012 its reverse (2100121022101), we get a palindrome (3112322232113).

The spelling of 1012201210012 in words is "one trillion, twelve billion, two hundred one million, two hundred ten thousand, twelve".