110531420436 has 72 divisors (see below), whose sum is σ = 270660567744. Its totient is φ = 35104256000.

The previous prime is 110531420429. The next prime is 110531420443. The reversal of 110531420436 is 634024135011.

It is an interprime number because it is at equal distance from previous prime (110531420429) and next prime (110531420443).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1597561 + ... + 1665311.

It is an arithmetic number, because the mean of its divisors is an integer number (3759174552).

Almost surely, 2^110531420436 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 110531420436, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (135330283872).

110531420436 is an abundant number, since it is smaller than the sum of its proper divisors (160129147308).

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

110531420436 is a wasteful number, since it uses less digits than its factorization.

110531420436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68061 (or 68036 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 30.

Adding to 110531420436 its reverse (634024135011), we get a palindrome (744555555447).

It can be divided in two parts, 1105314 and 20436, that added together give a triangular number (1125750 = T₁₅₀₀).

The spelling of 110531420436 in words is "one hundred ten billion, five hundred thirty-one million, four hundred twenty thousand, four hundred thirty-six".