21333313011010 has 256 divisors, whose sum is σ = 52814435401728. Its totient is φ = 5989071052800.

The previous prime is 21333313010957. The next prime is 21333313011037. The reversal of 21333313011010 is 1011031333312.

It is a super-2 number, since 2×21333313011010² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 155657074 + ... + 155794066.

It is an arithmetic number, because the mean of its divisors is an integer number (206306388288).

Almost surely, 2^{21333313011010} is an apocalyptic number.

21333313011010 is an abundant number, since it is smaller than the sum of its proper divisors (31481122390718).

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

21333313011010 is a wasteful number, since it uses less digits than its factorization.

21333313011010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137409.

The product of its (nonzero) digits is 486, while the sum is 22.

Adding to 21333313011010 its reverse (1011031333312), we get a palindrome (22344344344322).

The spelling of 21333313011010 in words is "twenty-one trillion, three hundred thirty-three billion, three hundred thirteen million, eleven thousand, ten".