1201110112 has 48 divisors (see below), whose sum is σ = 2515266432. Its totient is φ = 562636800.

The previous prime is 1201110103. The next prime is 1201110121. The reversal of 1201110112 is 2110111021.

It is an interprime number because it is at equal distance from previous prime (1201110103) and next prime (1201110121).

It is a super-2 number, since 2×1201110112² = 2885331002297305088, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 116362 + ... + 126262.

It is an arithmetic number, because the mean of its divisors is an integer number (52401384).

Almost surely, 2^1201110112 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1201110112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1257633216).

1201110112 is an abundant number, since it is smaller than the sum of its proper divisors (1314156320).

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

1201110112 is a wasteful number, since it uses less digits than its factorization.

1201110112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10151 (or 10143 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 10.

The square root of 1201110112 is about 34657.0355339287. The cubic root of 1201110112 is about 1062.9861543071.

Adding to 1201110112 its reverse (2110111021), we get a palindrome (3311221133).

Subtracting 1201110112 from its reverse (2110111021), we obtain a palindrome (909000909).

The spelling of 1201110112 in words is "one billion, two hundred one million, one hundred ten thousand, one hundred twelve".