1322020023 has 8 divisors (see below), whose sum is σ = 1763490288. Its totient is φ = 880948224.

The previous prime is 1322020003. The next prime is 1322020093. The reversal of 1322020023 is 3200202231.

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

It is not a de Polignac number, because 1322020023 - 2¹⁷ = 1321888951 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1322019984 and 1322020011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1322020003) 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, 91786 + ... + 105207.

It is an arithmetic number, because the mean of its divisors is an integer number (220436286).

Almost surely, 2^1322020023 is an apocalyptic number.

1322020023 is a deficient number, since it is larger than the sum of its proper divisors (441470265).

1322020023 is a wasteful number, since it uses less digits than its factorization.

1322020023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 199233.

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

The square root of 1322020023 is about 36359.5932733027. The cubic root of 1322020023 is about 1097.5205927335.

Adding to 1322020023 its reverse (3200202231), we get a palindrome (4522222254).

The spelling of 1322020023 in words is "one billion, three hundred twenty-two million, twenty thousand, twenty-three".