21033301211310 has 64 divisors (see below), whose sum is σ = 53522851479552. Its totient is φ = 5271684819456.

The previous prime is 21033301211309. The next prime is 21033301211369. The reversal of 21033301211310 is 1311210333012.

It is a happy number.

It is a super-2 number, since 2×21033301211310² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 27993582 + ... + 28735121.

It is an arithmetic number, because the mean of its divisors is an integer number (836294554368).

Almost surely, 2^{21033301211310} is an apocalyptic number.

21033301211310 is an abundant number, since it is smaller than the sum of its proper divisors (32489550268242).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

21033301211310 is a wasteful number, since it uses less digits than its factorization.

21033301211310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56729457.

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 21033301211310 its reverse (1311210333012), we get a palindrome (22344511544322).

The spelling of 21033301211310 in words is "twenty-one trillion, thirty-three billion, three hundred one million, two hundred eleven thousand, three hundred ten".