10120002020012 has 12 divisors (see below), whose sum is σ = 17710046695320. Its totient is φ = 5059988678496.

The previous prime is 10120002019993. The next prime is 10120002020069. The reversal of 10120002020012 is 21002020002101.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 10120002019975 and 10120002020002.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1093793 + ... + 4629944.

It is an arithmetic number, because the mean of its divisors is an integer number (1475837224610).

Almost surely, 2^{10120002020012} is an apocalyptic number.

It is an amenable number.

10120002020012 is a deficient number, since it is larger than the sum of its proper divisors (7590044675308).

10120002020012 is a wasteful number, since it uses less digits than its factorization.

10120002020012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6165760 (or 6165758 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 10120002020012 its reverse (21002020002101), we get a palindrome (31122022022113).

The spelling of 10120002020012 in words is "ten trillion, one hundred twenty billion, two million, twenty thousand, twelve".