100012201201111 has 4 divisors (see below), whose sum is σ = 100014239445400. Its totient is φ = 100010162956824.

The previous prime is 100012201201109. The next prime is 100012201201117. The reversal of 100012201201111 is 111102102210001.

It is a happy number.

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 100012201201111 - 2¹ = 100012201201109 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 100012201201091 and 100012201201100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100012201201117) 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, 1019048541 + ... + 1019146678.

It is an arithmetic number, because the mean of its divisors is an integer number (25003559861350).

Almost surely, 2^{100012201201111} is an apocalyptic number.

100012201201111 is a deficient number, since it is larger than the sum of its proper divisors (2038244289).

100012201201111 is an equidigital number, since it uses as much as digits as its factorization.

100012201201111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2038244288.

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

Adding to 100012201201111 its reverse (111102102210001), we get a palindrome (211114303411112).

The spelling of 100012201201111 in words is "one hundred trillion, twelve billion, two hundred one million, two hundred one thousand, one hundred eleven".