20012302 has 4 divisors (see below), whose sum is σ = 30018456. Its totient is φ = 10006150.

The previous prime is 20012287. The next prime is 20012303. The reversal of 20012302 is 20321002.

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

It is a pancake number, because a pancake can be divided into 20012302 parts by 6326 straight cuts.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20012303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5003074 + ... + 5003077.

It is an arithmetic number, because the mean of its divisors is an integer number (7504614).

Almost surely, 2^20012302 is an apocalyptic number.

20012302 is a deficient number, since it is larger than the sum of its proper divisors (10006154).

20012302 is a wasteful number, since it uses less digits than its factorization.

20012302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10006153.

The product of its (nonzero) digits is 24, while the sum is 10.

The square root of 20012302 is about 4473.5111489746. The cubic root of 20012302 is about 271.4974048615.

Adding to 20012302 its reverse (20321002), we get a palindrome (40333304).

The spelling of 20012302 in words is "twenty million, twelve thousand, three hundred two".