1202320023 has 8 divisors (see below), whose sum is σ = 1606058736. Its totient is φ = 800064000.

The previous prime is 1202320013. The next prime is 1202320037. The reversal of 1202320023 is 3200232021.

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

It is not a de Polignac number, because 1202320023 - 2⁹ = 1202319511 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1202319984 and 1202320011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1202320003) 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, 368778 + ... + 372023.

It is an arithmetic number, because the mean of its divisors is an integer number (200757342).

Almost surely, 2^1202320023 is an apocalyptic number.

1202320023 is a deficient number, since it is larger than the sum of its proper divisors (403738713).

1202320023 is an equidigital number, since it uses as much as digits as its factorization.

1202320023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 741345.

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 1202320023 is about 34674.4866292206. The cubic root of 1202320023 is about 1063.3429595165.

Adding to 1202320023 its reverse (3200232021), we get a palindrome (4402552044).

The spelling of 1202320023 in words is "one billion, two hundred two million, three hundred twenty thousand, twenty-three".