21011230013330 has 32 divisors (see below), whose sum is σ = 39855309527808. Its totient is φ = 7959484456000.

The previous prime is 21011230013327. The next prime is 21011230013363. The reversal of 21011230013330 is 3331003211012.

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, 452220206 + ... + 452266665.

It is an arithmetic number, because the mean of its divisors is an integer number (1245478422744).

Almost surely, 2^{21011230013330} is an apocalyptic number.

21011230013330 is a deficient number, since it is larger than the sum of its proper divisors (18844079514478).

21011230013330 is a wasteful number, since it uses less digits than its factorization.

21011230013330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 904487002.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 21011230013330 its reverse (3331003211012), we get a palindrome (24342233224342).

The spelling of 21011230013330 in words is "twenty-one trillion, eleven billion, two hundred thirty million, thirteen thousand, three hundred thirty".