110001211211111 has 8 divisors (see below), whose sum is σ = 120001512885264. Its totient is φ = 100000941464320.

The previous prime is 110001211211081. The next prime is 110001211211141. The reversal of 110001211211111 is 111112112100011.

It is an interprime number because it is at equal distance from previous prime (110001211211081) and next prime (110001211211141).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 110001211211111 - 2¹⁰ = 110001211210087 is a prime.

It is a super-2 number, since 2×110001211211111² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110001211211141) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 470576 + ... + 14839941.

It is an arithmetic number, because the mean of its divisors is an integer number (15000189110658).

Almost surely, 2^{110001211211111} is an apocalyptic number.

110001211211111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

110001211211111 is a deficient number, since it is larger than the sum of its proper divisors (10000301674153).

110001211211111 is a wasteful number, since it uses less digits than its factorization.

110001211211111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15963681.

The product of its (nonzero) digits is 4, while the sum is 14.

Adding to 110001211211111 its reverse (111112112100011), we get a palindrome (221113323311122).

The spelling of 110001211211111 in words is "one hundred ten trillion, one billion, two hundred eleven million, two hundred eleven thousand, one hundred eleven".