111101202101111 has 8 divisors (see below), whose sum is σ = 112380750977040. Its totient is φ = 109828514077632.

The previous prime is 111101202101101. The next prime is 111101202101117.

111101202101111 is nontrivially palindromic in base 10.

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 111101202101111 - 2¹⁸ = 111101201838967 is a prime.

It is a super-2 number, since 2×111101202101111² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111101202101117) 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, 1715180540 + ... + 1715245313.

It is an arithmetic number, because the mean of its divisors is an integer number (14047593872130).

Almost surely, 2^{111101202101111} is an apocalyptic number.

111101202101111 is a deficient number, since it is larger than the sum of its proper divisors (1279548875929).

111101202101111 is a wasteful number, since it uses less digits than its factorization.

111101202101111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3430426225.

The product of its (nonzero) digits is 4, while the sum is 14.

It can be divided in two parts, 11110120 and 2101111, that added together give a palindrome (13211231).

The spelling of 111101202101111 in words is "one hundred eleven trillion, one hundred one billion, two hundred two million, one hundred one thousand, one hundred eleven".