20333212145055 has 48 divisors (see below), whose sum is σ = 35308799285760. Its totient is φ = 10824531609024.

The previous prime is 20333212144963. The next prime is 20333212145069. The reversal of 20333212145055 is 55054121233302.

20333212145055 is a `hidden beast` number, since 2 + 0 + 3 + 3 + 32 + 121 + 450 + 55 = 666.

It is not a de Polignac number, because 20333212145055 - 2²⁴ = 20333195367839 is a prime.

It is a super-2 number, since 2×20333212145055² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 54599814 + ... + 54970956.

It is an arithmetic number, because the mean of its divisors is an integer number (735599985120).

Almost surely, 2^{20333212145055} is an apocalyptic number.

20333212145055 is a deficient number, since it is larger than the sum of its proper divisors (14975587140705).

20333212145055 is a wasteful number, since it uses less digits than its factorization.

20333212145055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 373380 (or 373377 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 36.

Adding to 20333212145055 its reverse (55054121233302), we get a palindrome (75387333378357).

The spelling of 20333212145055 in words is "twenty trillion, three hundred thirty-three billion, two hundred twelve million, one hundred forty-five thousand, fifty-five".