33103430140 has 96 divisors (see below), whose sum is σ = 76576389120. Its totient is φ = 11920646400.

The previous prime is 33103430123. The next prime is 33103430167. The reversal of 33103430140 is 4103430133.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18818581 + ... + 18820339.

It is an arithmetic number, because the mean of its divisors is an integer number (797670720).

Almost surely, 2^33103430140 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 33103430140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (38288194560).

33103430140 is an abundant number, since it is smaller than the sum of its proper divisors (43472958980).

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

33103430140 is a wasteful number, since it uses less digits than its factorization.

33103430140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2563 (or 2561 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 33103430140 its reverse (4103430133), we get a palindrome (37206860273).

The spelling of 33103430140 in words is "thirty-three billion, one hundred three million, four hundred thirty thousand, one hundred forty".