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2020320001212 = 2233713841328753
BaseRepresentation
bin11101011001100100011…
…101001011110010111100
321011010210120111212100120
4131121210131023302330
5231100103410014322
64144042221054540
7265651261444062
oct35314435136274
97133716455316
102020320001212
117098a3a75517
122876750b7450
13118691320926
146dad9474032
1537846da8a5c
hex1d66474bcbc

2020320001212 has 48 divisors (see below), whose sum is σ = 4841852091552. Its totient is φ = 655189585920.

The previous prime is 2020320001177. The next prime is 2020320001241. The reversal of 2020320001212 is 2121000230202.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2020320001191 and 2020320001200.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5981028 + ... + 6309780.

It is an arithmetic number, because the mean of its divisors is an integer number (100871918574).

Almost surely, 22020320001212 is an apocalyptic number.

It is an amenable number.

2020320001212 is an abundant number, since it is smaller than the sum of its proper divisors (2821532090340).

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

2020320001212 is a wasteful number, since it uses less digits than its factorization.

2020320001212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 342638 (or 342636 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 2020320001212 its reverse (2121000230202), we get a palindrome (4141320231414).

The spelling of 2020320001212 in words is "two trillion, twenty billion, three hundred twenty million, one thousand, two hundred twelve".

Divisors: 1 2 3 4 6 12 37 74 111 148 222 444 13841 27682 41523 55364 83046 166092 328753 512117 657506 986259 1024234 1315012 1536351 1972518 2048468 3072702 3945036 6145404 12163861 24327722 36491583 48655444 72983166 145966332 4550270273 9100540546 13650810819 18201081092 27301621638 54603243276 168360000101 336720000202 505080000303 673440000404 1010160000606 2020320001212