100100021101111 has 4 divisors (see below), whose sum is σ = 100100064099424. Its totient is φ = 100099978102800.

The previous prime is 100100021101099. The next prime is 100100021101121. The reversal of 100100021101111 is 111101120001001.

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

It is a cyclic number.

It is not a de Polignac number, because 100100021101111 - 2²⁵ = 100099987546679 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 (100100021101121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17794350 + ... + 22734091.

It is an arithmetic number, because the mean of its divisors is an integer number (25025016024856).

Almost surely, 2^{100100021101111} is an apocalyptic number.

100100021101111 is a deficient number, since it is larger than the sum of its proper divisors (42998313).

100100021101111 is an equidigital number, since it uses as much as digits as its factorization.

100100021101111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42998312.

The product of its (nonzero) digits is 2, while the sum is 10.

Adding to 100100021101111 its reverse (111101120001001), we get a palindrome (211201141102112).

The spelling of 100100021101111 in words is "one hundred trillion, one hundred billion, twenty-one million, one hundred one thousand, one hundred eleven".