21303133302122 has 32 divisors (see below), whose sum is σ = 36607811224320. Its totient is φ = 9107893042560.

The previous prime is 21303133302119. The next prime is 21303133302151. The reversal of 21303133302122 is 22120333130312.

It is a junction number, because it is equal to n+sod(n) for n = 21303133302091 and 21303133302100.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14079803 + ... + 15519249.

It is an arithmetic number, because the mean of its divisors is an integer number (1143994100760).

Almost surely, 2^{21303133302122} is an apocalyptic number.

21303133302122 is a deficient number, since it is larger than the sum of its proper divisors (15304677922198).

21303133302122 is a wasteful number, since it uses less digits than its factorization.

21303133302122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1442006.

The product of its (nonzero) digits is 3888, while the sum is 26.

Adding to 21303133302122 its reverse (22120333130312), we get a palindrome (43423466432434).

The spelling of 21303133302122 in words is "twenty-one trillion, three hundred three billion, one hundred thirty-three million, three hundred two thousand, one hundred twenty-two".