100111120101111 has 16 divisors (see below), whose sum is σ = 152550503705088. Its totient is φ = 57206269797600.

The previous prime is 100111120101067. The next prime is 100111120101131. The reversal of 100111120101111 is 111101021111001.

It is not a de Polignac number, because 100111120101111 - 2¹⁵ = 100111120068343 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100111120101131) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12779221 + ... + 19066481.

It is an arithmetic number, because the mean of its divisors is an integer number (9534406481568).

Almost surely, 2^{100111120101111} is an apocalyptic number.

100111120101111 is a deficient number, since it is larger than the sum of its proper divisors (52439383603977).

100111120101111 is an equidigital number, since it uses as much as digits as its factorization.

100111120101111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7045502.

The product of its (nonzero) digits is 2, while the sum is 12.

Adding to 100111120101111 its reverse (111101021111001), we get a palindrome (211212141212112).

The spelling of 100111120101111 in words is "one hundred trillion, one hundred eleven billion, one hundred twenty million, one hundred one thousand, one hundred eleven".