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2020212033121 = 30234513148079
BaseRepresentation
bin11101011001011110000…
…001010100011001100001
321011010112001100111222101
4131121132001110121201
5231044343240024441
64144023403010401
7265645510644232
oct35313601243141
97133461314871
102020212033121
11709849031497
12287644b09a01
13118674b4a399
146dac8dab089
153783c67d231
hex1d65e054661

2020212033121 has 8 divisors (see below), whose sum is σ = 2021341754880. Its totient is φ = 2019082622592.

The previous prime is 2020212033113. The next prime is 2020212033139. The reversal of 2020212033121 is 1213302120202.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2020212033121 - 23 = 2020212033113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2020212036121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13568760 + ... + 13716838.

It is an arithmetic number, because the mean of its divisors is an integer number (252667719360).

Almost surely, 22020212033121 is an apocalyptic number.

It is an amenable number.

2020212033121 is a deficient number, since it is larger than the sum of its proper divisors (1129721759).

2020212033121 is a wasteful number, since it uses less digits than its factorization.

2020212033121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155615.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 2020212033121 its reverse (1213302120202), we get a palindrome (3233514153323).

The spelling of 2020212033121 in words is "two trillion, twenty billion, two hundred twelve million, thirty-three thousand, one hundred twenty-one".

Divisors: 1 3023 4513 148079 13642799 447642817 668280527 2020212033121