20012202121329 has 24 divisors (see below), whose sum is σ = 31710548844000. Its totient is φ = 12060849752640.

The previous prime is 20012202121313. The next prime is 20012202121349. The reversal of 20012202121329 is 92312120221002.

20012202121329 is a `hidden beast` number, since 2 + 0 + 0 + 12 + 202 + 121 + 329 = 666.

It is not a de Polignac number, because 20012202121329 - 2⁴ = 20012202121313 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20012202121349) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 564628804 + ... + 564664245.

It is an arithmetic number, because the mean of its divisors is an integer number (1321272868500).

Almost surely, 2^{20012202121329} is an apocalyptic number.

It is an amenable number.

20012202121329 is a deficient number, since it is larger than the sum of its proper divisors (11698346722671).

20012202121329 is a wasteful number, since it uses less digits than its factorization.

20012202121329 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1129293245 (or 1129293242 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The spelling of 20012202121329 in words is "twenty trillion, twelve billion, two hundred two million, one hundred twenty-one thousand, three hundred twenty-nine".