111202012011 has 8 divisors (see below), whose sum is σ = 148313346624. Its totient is φ = 74112676040.

The previous prime is 111202011979. The next prime is 111202012037. The reversal of 111202012011 is 110210202111.

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 111202012011 - 2⁵ = 111202011979 is a prime.

It is not an unprimeable number, because it can be changed into a prime (111202012211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5487861 + ... + 5508086.

It is an arithmetic number, because the mean of its divisors is an integer number (18539168328).

Almost surely, 2^111202012011 is an apocalyptic number.

111202012011 is a deficient number, since it is larger than the sum of its proper divisors (37111334613).

111202012011 is a wasteful number, since it uses less digits than its factorization.

111202012011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10999321.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 111202012011 its reverse (110210202111), we get a palindrome (221412214122).

The spelling of 111202012011 in words is "one hundred eleven billion, two hundred two million, twelve thousand, eleven".