30253241320000 has 140 divisors (see below), whose sum is σ = 75262595697520. Its totient is φ = 12061873728000.

The previous prime is 30253241319997. The next prime is 30253241320009. The reversal of 30253241320000 is 2314235203.

It is a super-2 number, since 2×30253241320000² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is not an unprimeable number, because it can be changed into a prime (30253241320009) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 11048191 + ... + 13511809.

It is an arithmetic number, because the mean of its divisors is an integer number (537589969268).

Almost surely, 2^{30253241320000} 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 30253241320000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37631297848760).

30253241320000 is an abundant number, since it is smaller than the sum of its proper divisors (45009354377520).

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

30253241320000 is an equidigital number, since it uses as much as digits as its factorization.

30253241320000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2463958 (or 2463933 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 25.

Adding to 30253241320000 its reverse (2314235203), we get a palindrome (30255555555203).

The spelling of 30253241320000 in words is "thirty trillion, two hundred fifty-three billion, two hundred forty-one million, three hundred twenty thousand".