21333310220002 has 32 divisors (see below), whose sum is σ = 35101332296640. Its totient is φ = 9643580958720.

The previous prime is 21333310219987. The next prime is 21333310220003. The reversal of 21333310220002 is 20002201333312.

It is a super-2 number, since 2×21333310220002² (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 not an unprimeable number, because it can be changed into a prime (21333310220003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12275574 + ... + 13905262.

It is an arithmetic number, because the mean of its divisors is an integer number (1096916634270).

Almost surely, 2^{21333310220002} is an apocalyptic number.

21333310220002 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

21333310220002 is a deficient number, since it is larger than the sum of its proper divisors (13768022076638).

21333310220002 is a wasteful number, since it uses less digits than its factorization.

21333310220002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1632978.

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 21333310220002 its reverse (20002201333312), we get a palindrome (41335511553314).

The spelling of 21333310220002 in words is "twenty-one trillion, three hundred thirty-three billion, three hundred ten million, two hundred twenty thousand, two".