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2220010201212 = 2231196571546093
BaseRepresentation
bin100000010011100010111…
…010110110000001111100
321212020020022212002010220
4200103202322312001330
5242333040102414322
64415505243101340
7316250631234066
oct40234272660174
97766208762126
102220010201212
11786556979361
122ba304b11850
131314663c049b
1479640350736
153cb3303555c
hex204e2eb607c

2220010201212 has 24 divisors (see below), whose sum is σ = 5180070443856. Its totient is φ = 739996737408.

The previous prime is 2220010201147. The next prime is 2220010201229. The reversal of 2220010201212 is 2121020100222.

It is a junction number, because it is equal to n+sod(n) for n = 2220010201191 and 2220010201200.

It is a congruent number.

It is an unprimeable number.

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, 662838 + ... + 2208930.

It is an arithmetic number, because the mean of its divisors is an integer number (215836268494).

Almost surely, 22220010201212 is an apocalyptic number.

It is an amenable number.

2220010201212 is an abundant number, since it is smaller than the sum of its proper divisors (2960060242644).

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

2220010201212 is a wasteful number, since it uses less digits than its factorization.

2220010201212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1665757 (or 1665755 counting only the distinct ones).

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

Adding to 2220010201212 its reverse (2121020100222), we get a palindrome (4341030301434).

The spelling of 2220010201212 in words is "two trillion, two hundred twenty billion, ten million, two hundred one thousand, two hundred twelve".

Divisors: 1 2 3 4 6 12 119657 239314 358971 478628 717942 1435884 1546093 3092186 4638279 6184372 9276558 18553116 185000850101 370001700202 555002550303 740003400404 1110005100606 2220010201212