1023302201 has 4 divisors (see below), whose sum is σ = 1023484404. Its totient is φ = 1023120000.

The previous prime is 1023302191. The next prime is 1023302213. The reversal of 1023302201 is 1022033201.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1022033201 = 7 ⋅146004743.

It can be written as a sum of positive squares in 2 ways, for example, as 1018567225 + 4734976 = 31915^2 + 2176^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1023302201 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1023302221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 82400 + ... + 94001.

It is an arithmetic number, because the mean of its divisors is an integer number (255871101).

Almost surely, 2^1023302201 is an apocalyptic number.

It is an amenable number.

1023302201 is a deficient number, since it is larger than the sum of its proper divisors (182203).

1023302201 is an equidigital number, since it uses as much as digits as its factorization.

1023302201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182202.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 1023302201 is about 31989.0950325263. The cubic root of 1023302201 is about 1007.7078369402.

Adding to 1023302201 its reverse (1022033201), we get a palindrome (2045335402).

The spelling of 1023302201 in words is "one billion, twenty-three million, three hundred two thousand, two hundred one".