402023100302 has 4 divisors (see below), whose sum is σ = 603034650456. Its totient is φ = 201011550150.

The previous prime is 402023100299. The next prime is 402023100307. The reversal of 402023100302 is 203001320204.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402023100307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100505775074 + ... + 100505775077.

It is an arithmetic number, because the mean of its divisors is an integer number (150758662614).

Almost surely, 2^402023100302 is an apocalyptic number.

402023100302 is a deficient number, since it is larger than the sum of its proper divisors (201011550154).

402023100302 is a wasteful number, since it uses less digits than its factorization.

402023100302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201011550153.

The product of its (nonzero) digits is 288, while the sum is 17.

Adding to 402023100302 its reverse (203001320204), we get a palindrome (605024420506).

The spelling of 402023100302 in words is "four hundred two billion, twenty-three million, one hundred thousand, three hundred two".