111001210102011 has 8 divisors (see below), whose sum is σ = 149066373279040. Its totient is φ = 73468426829832.

The previous prime is 111001210101989. The next prime is 111001210102067. The reversal of 111001210102011 is 110201012100111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 111001210102011 - 2⁷ = 111001210101883 is a prime.

It is a super-2 number, since 2×111001210102011² (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 (111001210102091) 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, 133094975725 + ... + 133094976558.

It is an arithmetic number, because the mean of its divisors is an integer number (18633296659880).

Almost surely, 2^{111001210102011} is an apocalyptic number.

111001210102011 is a deficient number, since it is larger than the sum of its proper divisors (38065163177029).

111001210102011 is a wasteful number, since it uses less digits than its factorization.

111001210102011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 266189952425.

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 111001210102011 its reverse (110201012100111), we get a palindrome (221202222202122).

The spelling of 111001210102011 in words is "one hundred eleven trillion, one billion, two hundred ten million, one hundred two thousand, eleven".