100101220210111 has 16 divisors (see below), whose sum is σ = 114165437534208. Its totient is φ = 87209709206400.

The previous prime is 100101220210097. The next prime is 100101220210127. The reversal of 100101220210111 is 111012022101001.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 100101220210111 - 2⁷ = 100101220209983 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 100101220210091 and 100101220210100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100101220210171) 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, 4129235475 + ... + 4129259716.

It is an arithmetic number, because the mean of its divisors is an integer number (7135339845888).

Almost surely, 2^{100101220210111} is an apocalyptic number.

100101220210111 is a deficient number, since it is larger than the sum of its proper divisors (14064217324097).

100101220210111 is a wasteful number, since it uses less digits than its factorization.

100101220210111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8258495262.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 100101220210111 its reverse (111012022101001), we get a palindrome (211113242311112).

The spelling of 100101220210111 in words is "one hundred trillion, one hundred one billion, two hundred twenty million, two hundred ten thousand, one hundred eleven".