111010212201201 has 16 divisors (see below), whose sum is σ = 148587026414784. Its totient is φ = 73720243583424.

The previous prime is 111010212201103. The next prime is 111010212201277. The reversal of 111010212201201 is 102102212010111.

It is a happy number.

It is not a de Polignac number, because 111010212201201 - 2⁷ = 111010212201073 is a prime.

It is not an unprimeable number, because it can be changed into a prime (111010212221201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14402986 + ... + 20723571.

It is an arithmetic number, because the mean of its divisors is an integer number (9286689150924).

Almost surely, 2^{111010212201201} is an apocalyptic number.

It is an amenable number.

111010212201201 is a deficient number, since it is larger than the sum of its proper divisors (37576814213583).

111010212201201 is a wasteful number, since it uses less digits than its factorization.

111010212201201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35130640.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 111010212201201 its reverse (102102212010111), we get a palindrome (213112424211312).

The spelling of 111010212201201 in words is "one hundred eleven trillion, ten billion, two hundred twelve million, two hundred one thousand, two hundred one".