100020112101101 has 4 divisors (see below), whose sum is σ = 100021058891772. Its totient is φ = 100019165310432.

The previous prime is 100020112101097. The next prime is 100020112101103. The reversal of 100020112101101 is 101101211020001.

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

It can be written as a sum of positive squares in 2 ways, for example, as 688690855876 + 99331421245225 = 829874^2 + 9966515^2 .

It is a cyclic number.

It is not a de Polignac number, because 100020112101101 - 2² = 100020112101097 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100020112101103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 473236856 + ... + 473448161.

It is an arithmetic number, because the mean of its divisors is an integer number (25005264722943).

Almost surely, 2^{100020112101101} is an apocalyptic number.

It is an amenable number.

100020112101101 is a deficient number, since it is larger than the sum of its proper divisors (946790671).

100020112101101 is an equidigital number, since it uses as much as digits as its factorization.

100020112101101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 946790670.

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

Adding to 100020112101101 its reverse (101101211020001), we get a palindrome (201121323121102).

The spelling of 100020112101101 in words is "one hundred trillion, twenty billion, one hundred twelve million, one hundred one thousand, one hundred one".