20112001120102 has 4 divisors (see below), whose sum is σ = 30168001680156. Its totient is φ = 10056000560050.

The previous prime is 20112001120093. The next prime is 20112001120109. The reversal of 20112001120102 is 20102110021102.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20112001120109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5028000280024 + ... + 5028000280027.

It is an arithmetic number, because the mean of its divisors is an integer number (7542000420039).

Almost surely, 2^{20112001120102} is an apocalyptic number.

20112001120102 is a deficient number, since it is larger than the sum of its proper divisors (10056000560054).

20112001120102 is a wasteful number, since it uses less digits than its factorization.

20112001120102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10056000560053.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 20112001120102 its reverse (20102110021102), we get a palindrome (40214111141204).

The spelling of 20112001120102 in words is "twenty trillion, one hundred twelve billion, one million, one hundred twenty thousand, one hundred two".