12533320222140 has 96 divisors (see below), whose sum is σ = 36639319804416. Its totient is φ = 3195138960640.

The previous prime is 12533320222091. The next prime is 12533320222147. The reversal of 12533320222140 is 4122202333521.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 12533320222098 and 12533320222107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12533320222147) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8307 + ... + 5006666.

It is an arithmetic number, because the mean of its divisors is an integer number (381659581296).

Almost surely, 2^{12533320222140} is an apocalyptic number.

12533320222140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12533320222140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18319659902208).

12533320222140 is an abundant number, since it is smaller than the sum of its proper divisors (24105999582276).

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

12533320222140 is a wasteful number, since it uses less digits than its factorization.

12533320222140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5016819 (or 5016817 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 30.

Adding to 12533320222140 its reverse (4122202333521), we get a palindrome (16655522555661).

The spelling of 12533320222140 in words is "twelve trillion, five hundred thirty-three billion, three hundred twenty million, two hundred twenty-two thousand, one hundred forty".