20011101120101 has 96 divisors (see below), whose sum is σ = 26680887195648. Its totient is φ = 14598727925760.

The previous prime is 20011101120077. The next prime is 20011101120119. The reversal of 20011101120101 is 10102110111002.

It is not a de Polignac number, because 20011101120101 - 2¹⁴ = 20011101103717 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20011101120121) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 383497325 + ... + 383549501.

It is an arithmetic number, because the mean of its divisors is an integer number (277925908288).

Almost surely, 2^{20011101120101} is an apocalyptic number.

It is an amenable number.

20011101120101 is a deficient number, since it is larger than the sum of its proper divisors (6669786075547).

20011101120101 is a wasteful number, since it uses less digits than its factorization.

20011101120101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52531 (or 52508 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 20011101120101 its reverse (10102110111002), we get a palindrome (30113211231103).

The spelling of 20011101120101 in words is "twenty trillion, eleven billion, one hundred one million, one hundred twenty thousand, one hundred one".