21001333200230 has 32 divisors (see below), whose sum is σ = 41002315966080. Its totient is φ = 7713545620480.

The previous prime is 21001333200227. The next prime is 21001333200299. The reversal of 21001333200230 is 3200233310012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1506544910 + ... + 1506558849.

It is an arithmetic number, because the mean of its divisors is an integer number (1281322373940).

Almost surely, 2^{21001333200230} is an apocalyptic number.

21001333200230 is a deficient number, since it is larger than the sum of its proper divisors (20000982765850).

21001333200230 is a wasteful number, since it uses less digits than its factorization.

21001333200230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3013103824.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 21001333200230 its reverse (3200233310012), we get a palindrome (24201566510242).

The spelling of 21001333200230 in words is "twenty-one trillion, one billion, three hundred thirty-three million, two hundred thousand, two hundred thirty".