10020111011212 has 24 divisors (see below), whose sum is σ = 18495089480000. Its totient is φ = 4736856595536.

The previous prime is 10020111011159. The next prime is 10020111011221. The reversal of 10020111011212 is 21211011102001.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 10020111011192 and 10020111011201.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 132069858 + ... + 132145705.

Almost surely, 2^{10020111011212} is an apocalyptic number.

It is an amenable number.

10020111011212 is a deficient number, since it is larger than the sum of its proper divisors (8474978468788).

10020111011212 is a wasteful number, since it uses less digits than its factorization.

10020111011212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 264216085 (or 264216083 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 10020111011212 its reverse (21211011102001), we get a palindrome (31231122113213).

The spelling of 10020111011212 in words is "ten trillion, twenty billion, one hundred eleven million, eleven thousand, two hundred twelve".