20000112110001 has 12 divisors (see below), whose sum is σ = 29959015671312. Its totient is φ = 13333408073172.

The previous prime is 20000112109973. The next prime is 20000112110029. The reversal of 20000112110001 is 10001121100002.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (20000112109973) and next prime (20000112110029).

It is not a de Polignac number, because 20000112110001 - 2⁶ = 20000112109937 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (20000112110051) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 41152493811 + ... + 41152494296.

It is an arithmetic number, because the mean of its divisors is an integer number (2496584639276).

Almost surely, 2^{20000112110001} is an apocalyptic number.

It is an amenable number.

20000112110001 is a deficient number, since it is larger than the sum of its proper divisors (9958903561311).

20000112110001 is an frugal number, since it uses more digits than its factorization.

20000112110001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82304988122 (or 82304988110 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 20000112110001 its reverse (10001121100002), we get a palindrome (30001233210003).

The spelling of 20000112110001 in words is "twenty trillion, one hundred twelve million, one hundred ten thousand, one".