10120020001012 has 48 divisors (see below), whose sum is σ = 18460265306112. Its totient is φ = 4851299048960.

The previous prime is 10120020000973. The next prime is 10120020001019. The reversal of 10120020001012 is 21010002002101.

It is a self number, because there is not a number n which added to its sum of digits gives 10120020001012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10120020001019) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1274068 + ... + 4675819.

It is an arithmetic number, because the mean of its divisors is an integer number (384588860544).

Almost surely, 2^{10120020001012} is an apocalyptic number.

It is an amenable number.

10120020001012 is a deficient number, since it is larger than the sum of its proper divisors (8340245305100).

10120020001012 is a wasteful number, since it uses less digits than its factorization.

10120020001012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5950128 (or 5950126 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 10120020001012 its reverse (21010002002101), we get a palindrome (31130022003113).

The spelling of 10120020001012 in words is "ten trillion, one hundred twenty billion, twenty million, one thousand, twelve".