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2020212120102 = 231130609274547
BaseRepresentation
bin11101011001011110000…
…001101001101000100110
321011010112001111221021220
4131121132001221220212
5231044343300320402
64144023404521210
7265645511455641
oct35313601515046
97133461457256
102020212120102
11709849090880
12287644b50206
13118674b7ab57
146dac8dd0a58
153783c698dbc
hex1d65e069a26

2020212120102 has 16 divisors (see below), whose sum is σ = 4407735534912. Its totient is φ = 612185490920.

The previous prime is 2020212120061. The next prime is 2020212120197. The reversal of 2020212120102 is 2010212120202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15304637208 + ... + 15304637339.

It is an arithmetic number, because the mean of its divisors is an integer number (275483470932).

Almost surely, 22020212120102 is an apocalyptic number.

2020212120102 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2020212120102 is an abundant number, since it is smaller than the sum of its proper divisors (2387523414810).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2020212120102 is a wasteful number, since it uses less digits than its factorization.

2020212120102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30609274563.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 2020212120102 its reverse (2010212120202), we get a palindrome (4030424240304).

The spelling of 2020212120102 in words is "two trillion, twenty billion, two hundred twelve million, one hundred twenty thousand, one hundred two".

Divisors: 1 2 3 6 11 22 33 66 30609274547 61218549094 91827823641 183655647282 336702020017 673404040034 1010106060051 2020212120102