21333130311202 has 32 divisors (see below), whose sum is σ = 34248128866560. Its totient is φ = 9930748139520.

The previous prime is 21333130311137. The next prime is 21333130311203. The reversal of 21333130311202 is 20211303133312.

It is not an unprimeable number, because it can be changed into a prime (21333130311203) 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, 5138427 + ... + 8310817.

It is an arithmetic number, because the mean of its divisors is an integer number (1070254027080).

Almost surely, 2^{21333130311202} is an apocalyptic number.

21333130311202 is a deficient number, since it is larger than the sum of its proper divisors (12914998555358).

21333130311202 is a wasteful number, since it uses less digits than its factorization.

21333130311202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3174546.

The product of its (nonzero) digits is 1944, while the sum is 25.

Adding to 21333130311202 its reverse (20211303133312), we get a palindrome (41544433444514).

The spelling of 21333130311202 in words is "twenty-one trillion, three hundred thirty-three billion, one hundred thirty million, three hundred eleven thousand, two hundred two".