20012100020092 has 12 divisors (see below), whose sum is σ = 35256216479400. Its totient is φ = 9938895311696.

The previous prime is 20012100020089. The next prime is 20012100020093. The reversal of 20012100020092 is 29002000121002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20012100020093) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16788673918 + ... + 16788675109.

It is an arithmetic number, because the mean of its divisors is an integer number (2938018039950).

Almost surely, 2^{20012100020092} is an apocalyptic number.

It is an amenable number.

20012100020092 is a deficient number, since it is larger than the sum of its proper divisors (15244116459308).

20012100020092 is a wasteful number, since it uses less digits than its factorization.

20012100020092 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33577349180 (or 33577349178 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 20012100020092 its reverse (29002000121002), we get a palindrome (49014100141094).

The spelling of 20012100020092 in words is "twenty trillion, twelve billion, one hundred million, twenty thousand, ninety-two".