33340221320140 has 192 divisors, whose sum is σ = 85053516742656. Its totient is φ = 10716626423808.

The previous prime is 33340221320117. The next prime is 33340221320143. The reversal of 33340221320140 is 4102312204333.

It is a happy number.

It is a super-2 number, since 2×33340221320140² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a junction number, because it is equal to n+sod(n) for n = 33340221320099 and 33340221320108.

It is not an unprimeable number, because it can be changed into a prime (33340221320143) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3946985397 + ... + 3946993843.

It is an arithmetic number, because the mean of its divisors is an integer number (442987066368).

Almost surely, 2^{33340221320140} 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 33340221320140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (42526758371328).

33340221320140 is an abundant number, since it is smaller than the sum of its proper divisors (51713295422516).

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

33340221320140 is a wasteful number, since it uses less digits than its factorization.

33340221320140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14744 (or 14742 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 33340221320140 its reverse (4102312204333), we get a palindrome (37442533524473).

The spelling of 33340221320140 in words is "thirty-three trillion, three hundred forty billion, two hundred twenty-one million, three hundred twenty thousand, one hundred forty".