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2020212011020 = 225799809144577
BaseRepresentation
bin11101011001011110000…
…001001111000000001100
321011010112001022101122211
4131121132001033000030
5231044343233323040
64144023402320204
7265645510522630
oct35313601170014
97133461271584
102020212011020
11709849016925
12287644ab9064
13118674b402c8
146dac8da2dc0
153783c6768ea
hex1d65e04f00c

2020212011020 has 48 divisors (see below), whose sum is σ = 4848590940480. Its totient is φ = 692632387584.

The previous prime is 2020212010991. The next prime is 2020212011063. The reversal of 2020212011020 is 201102120202.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13900972 + ... + 14045548.

It is an arithmetic number, because the mean of its divisors is an integer number (101012311260).

Almost surely, 22020212011020 is an apocalyptic number.

2020212011020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2020212011020 is an abundant number, since it is smaller than the sum of its proper divisors (2828378929460).

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

2020212011020 is a wasteful number, since it uses less digits than its factorization.

2020212011020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 244402 (or 244400 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 2020212011020 its reverse (201102120202), we get a palindrome (2221314131222).

The spelling of 2020212011020 in words is "two trillion, twenty billion, two hundred twelve million, eleven thousand, twenty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 140 99809 144577 199618 289154 399236 499045 578308 698663 722885 998090 1012039 1397326 1445770 1996180 2024078 2794652 2891540 3493315 4048156 5060195 6986630 10120390 13973260 20240780 14430085793 28860171586 57720343172 72150428965 101010600551 144300857930 202021201102 288601715860 404042402204 505053002755 1010106005510 2020212011020