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2020120010212 = 2217232911275499
BaseRepresentation
bin11101011001011000100…
…010010001110111100100
321011010021122012021021111
4131121120202101313210
5231044201210311322
64144010314354404
7265643312524663
oct35313042216744
97133248167244
102020120010212
117098010992a7
1228761a12ba04
1311865ba6a765
146dabaa94dda
1537834552177
hex1d658891de4

2020120010212 has 24 divisors (see below), whose sum is σ = 3743327196000. Its totient is φ = 950603149440.

The previous prime is 2020120010197. The next prime is 2020120010221. The reversal of 2020120010212 is 2120100210202.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2020120010192 and 2020120010201.

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, 946039 + ... + 2221537.

It is an arithmetic number, because the mean of its divisors is an integer number (155971966500).

Almost surely, 22020120010212 is an apocalyptic number.

It is an amenable number.

2020120010212 is a deficient number, since it is larger than the sum of its proper divisors (1723207185788).

2020120010212 is a wasteful number, since it uses less digits than its factorization.

2020120010212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1298811 (or 1298809 counting only the distinct ones).

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

Adding to 2020120010212 its reverse (2120100210202), we get a palindrome (4140220220414).

The spelling of 2020120010212 in words is "two trillion, twenty billion, one hundred twenty million, ten thousand, two hundred twelve".

Divisors: 1 2 4 17 34 68 23291 46582 93164 395947 791894 1275499 1583788 2550998 5101996 21683483 43366966 86733932 29707647209 59415294418 118830588836 505030002553 1010060005106 2020120010212