111001120101102 has 256 divisors, whose sum is σ = 297295686844416. Its totient is φ = 26743874304000.

The previous prime is 111001120101013. The next prime is 111001120101103. The reversal of 111001120101102 is 201101021100111.

It is a super-2 number, since 2×111001120101102² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111001120101103) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 1652235952 + ... + 1652303132.

It is an arithmetic number, because the mean of its divisors is an integer number (1161311276736).

Almost surely, 2^{111001120101102} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 111001120101102, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (148647843422208).

111001120101102 is an abundant number, since it is smaller than the sum of its proper divisors (186294566743314).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

111001120101102 is a wasteful number, since it uses less digits than its factorization.

111001120101102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70255.

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

Adding to 111001120101102 its reverse (201101021100111), we get a palindrome (312102141201213).

Subtracting 111001120101102 from its reverse (201101021100111), we obtain a palindrome (90099900999009).

The spelling of 111001120101102 in words is "one hundred eleven trillion, one billion, one hundred twenty million, one hundred one thousand, one hundred two".