111012022012001 has 16 divisors (see below), whose sum is σ = 121269102566400. Its totient is φ = 100782459235920.

The previous prime is 111012022011857. The next prime is 111012022012033. The reversal of 111012022012001 is 100210220210111.

It is not a de Polignac number, because 111012022012001 - 2¹⁸ = 111012021749857 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111012022012081) 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, 893761700 + ... + 893885898.

It is an arithmetic number, because the mean of its divisors is an integer number (7579318910400).

Almost surely, 2^{111012022012001} is an apocalyptic number.

111012022012001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

111012022012001 is a deficient number, since it is larger than the sum of its proper divisors (10257080554399).

111012022012001 is a wasteful number, since it uses less digits than its factorization.

111012022012001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234316.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 111012022012001 its reverse (100210220210111), we get a palindrome (211222242222112).

The spelling of 111012022012001 in words is "one hundred eleven trillion, twelve billion, twenty-two million, twelve thousand, one".