20030021302 has 8 divisors (see below), whose sum is σ = 30684288096. Its totient is φ = 9801925272.

The previous prime is 20030021287. The next prime is 20030021311. The reversal of 20030021302 is 20312003002.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 106542573 + ... + 106542760.

It is an arithmetic number, because the mean of its divisors is an integer number (3835536012).

Almost surely, 2^20030021302 is an apocalyptic number.

20030021302 is a deficient number, since it is larger than the sum of its proper divisors (10654266794).

20030021302 is a wasteful number, since it uses less digits than its factorization.

20030021302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213085382.

The product of its (nonzero) digits is 72, while the sum is 13.

Adding to 20030021302 its reverse (20312003002), we get a palindrome (40342024304).

The spelling of 20030021302 in words is "twenty billion, thirty million, twenty-one thousand, three hundred two".