1120320232021 has 8 divisors (see below), whose sum is σ = 1121654971800. Its totient is φ = 1118986260480.

The previous prime is 1120320231997. The next prime is 1120320232027. The reversal of 1120320232021 is 1202320230211.

It can be written as a sum of positive squares in 4 ways, for example, as 4151224900 + 1116169007121 = 64430^2 + 1056489^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1120320232021 - 2⁷ = 1120320231893 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1120320232021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120320232027) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2753091 + ... + 3133711.

It is an arithmetic number, because the mean of its divisors is an integer number (140206871475).

Almost surely, 2^{1120320232021} is an apocalyptic number.

It is an amenable number.

1120320232021 is a deficient number, since it is larger than the sum of its proper divisors (1334739779).

1120320232021 is a wasteful number, since it uses less digits than its factorization.

1120320232021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 384119.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 1120320232021 its reverse (1202320230211), we get a palindrome (2322640462232).

The spelling of 1120320232021 in words is "one trillion, one hundred twenty billion, three hundred twenty million, two hundred thirty-two thousand, twenty-one".