21310201330 has 32 divisors (see below), whose sum is σ = 41883868800. Its totient is φ = 7742056320.

The previous prime is 21310201321. The next prime is 21310201373. The reversal of 21310201330 is 3310201312.

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 32371 + ... + 208969.

It is an arithmetic number, because the mean of its divisors is an integer number (1308870900).

Almost surely, 2^21310201330 is an apocalyptic number.

21310201330 is a deficient number, since it is larger than the sum of its proper divisors (20573667470).

21310201330 is a wasteful number, since it uses less digits than its factorization.

21310201330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177714.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 21310201330 its reverse (3310201312), we get a palindrome (24620402642).

The spelling of 21310201330 in words is "twenty-one billion, three hundred ten million, two hundred one thousand, three hundred thirty".