111102120012001 has 8 divisors (see below), whose sum is σ = 112508966432000. Its totient is φ = 109695285853920.

The previous prime is 111102120011999. The next prime is 111102120012007. The reversal of 111102120012001 is 100210021201111.

It is a happy number.

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 111102120012001 - 2¹ = 111102120011999 is a prime.

It is a super-2 number, since 2×111102120012001² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111102120012007) 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, 15909700 + ... + 21801898.

It is an arithmetic number, because the mean of its divisors is an integer number (14063620804000).

Almost surely, 2^{111102120012001} is an apocalyptic number.

It is an amenable number.

111102120012001 is a deficient number, since it is larger than the sum of its proper divisors (1406846419999).

111102120012001 is an equidigital number, since it uses as much as digits as its factorization.

111102120012001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6130959.

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

Adding to 111102120012001 its reverse (100210021201111), we get a palindrome (211312141213112).

The spelling of 111102120012001 in words is "one hundred eleven trillion, one hundred two billion, one hundred twenty million, twelve thousand, one".