111213311203011 has 16 divisors (see below), whose sum is σ = 148465519776000. Its totient is φ = 74051660249568.

The previous prime is 111213311202991. The next prime is 111213311203031. The reversal of 111213311203011 is 110302113312111.

It is an interprime number because it is at equal distance from previous prime (111213311202991) and next prime (111213311203031).

It is not a de Polignac number, because 111213311203011 - 2¹⁵ = 111213311170243 is a prime.

It is a super-2 number, since 2×111213311203011² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (111213311203031) 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, 87334500 + ... + 88598766.

It is an arithmetic number, because the mean of its divisors is an integer number (9279094986000).

Almost surely, 2^{111213311203011} is an apocalyptic number.

111213311203011 is a deficient number, since it is larger than the sum of its proper divisors (37252208572989).

111213311203011 is a wasteful number, since it uses less digits than its factorization.

111213311203011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1300058.

The product of its (nonzero) digits is 108, while the sum is 21.

Adding to 111213311203011 its reverse (110302113312111), we get a palindrome (221515424515122).

The spelling of 111213311203011 in words is "one hundred eleven trillion, two hundred thirteen billion, three hundred eleven million, two hundred three thousand, eleven".