10021120021112 has 8 divisors (see below), whose sum is σ = 18789600039600. Its totient is φ = 5010560010552.

The previous prime is 10021120021039. The next prime is 10021120021123. The reversal of 10021120021112 is 21112002112001.

It is a tau number, because it is divible by the number of its divisors (8).

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, 626320001312 + ... + 626320001327.

It is an arithmetic number, because the mean of its divisors is an integer number (2348700004950).

Almost surely, 2^{10021120021112} is an apocalyptic number.

It is an amenable number.

10021120021112 is a deficient number, since it is larger than the sum of its proper divisors (8768480018488).

10021120021112 is a wasteful number, since it uses less digits than its factorization.

10021120021112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1252640002645 (or 1252640002641 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 10021120021112 its reverse (21112002112001), we get a palindrome (31133122133113).

The spelling of 10021120021112 in words is "ten trillion, twenty-one billion, one hundred twenty million, twenty-one thousand, one hundred twelve".