1020232305152 has 80 divisors (see below), whose sum is σ = 2079888331752. Its totient is φ = 499856179200.

The previous prime is 1020232305137. The next prime is 1020232305161. The reversal of 1020232305152 is 2515032320201.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 957924157696 + 62308147456 = 978736^2 + 249616^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4914368 + ... + 5117760.

Almost surely, 2^{1020232305152} 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 1020232305152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1039944165876).

1020232305152 is an abundant number, since it is smaller than the sum of its proper divisors (1059656026600).

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

1020232305152 is an equidigital number, since it uses as much as digits as its factorization.

1020232305152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203609 (or 203593 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 26.

Adding to 1020232305152 its reverse (2515032320201), we get a palindrome (3535264625353).

The spelling of 1020232305152 in words is "one trillion, twenty billion, two hundred thirty-two million, three hundred five thousand, one hundred fifty-two".