21333011122010 has 16 divisors (see below), whose sum is σ = 43885051451136. Its totient is φ = 7314175241808.

The previous prime is 21333011121997. The next prime is 21333011122013. The reversal of 21333011122010 is 1022111033312.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (21333011122013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 152378650802 + ... + 152378650941.

It is an arithmetic number, because the mean of its divisors is an integer number (2742815715696).

Almost surely, 2^{21333011122010} is an apocalyptic number.

21333011122010 is an abundant number, since it is smaller than the sum of its proper divisors (22552040329126).

21333011122010 is a wasteful number, since it uses less digits than its factorization.

21333011122010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 304757301757.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 21333011122010 its reverse (1022111033312), we get a palindrome (22355122155322).

The spelling of 21333011122010 in words is "twenty-one trillion, three hundred thirty-three billion, eleven million, one hundred twenty-two thousand, ten".