20020112012102 has 4 divisors (see below), whose sum is σ = 30030168018156. Its totient is φ = 10010056006050.

The previous prime is 20020112012099. The next prime is 20020112012137. The reversal of 20020112012102 is 20121021102002.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×20020112012102² (a number of 27 digits) contains 22 as substring.

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, 5005028003024 + ... + 5005028003027.

It is an arithmetic number, because the mean of its divisors is an integer number (7507542004539).

Almost surely, 2^{20020112012102} is an apocalyptic number.

20020112012102 is a deficient number, since it is larger than the sum of its proper divisors (10010056006054).

20020112012102 is a wasteful number, since it uses less digits than its factorization.

20020112012102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10010056006053.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 20020112012102 its reverse (20121021102002), we get a palindrome (40141133114104).

The spelling of 20020112012102 in words is "twenty trillion, twenty billion, one hundred twelve million, twelve thousand, one hundred two".