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2020122204 = 223168343517
BaseRepresentation
bin111100001101000…
…1001111001011100
312012210012211200220
41320122021321130
513114122402304
6532242121340
7101026520052
oct17032117134
95183184626
102020122204
11947340791
12484650250
132626a12a9
141524161d2
15bc539ad9
hex78689e5c

2020122204 has 12 divisors (see below), whose sum is σ = 4713618504. Its totient is φ = 673374064.

The previous prime is 2020122197. The next prime is 2020122227. The reversal of 2020122204 is 4022210202.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 84171747 + ... + 84171770.

It is an arithmetic number, because the mean of its divisors is an integer number (392801542).

Almost surely, 22020122204 is an apocalyptic number.

It is an amenable number.

2020122204 is an abundant number, since it is smaller than the sum of its proper divisors (2693496300).

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

2020122204 is a wasteful number, since it uses less digits than its factorization.

2020122204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168343524 (or 168343522 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 15.

The square root of 2020122204 is about 44945.7695895843. The cubic root of 2020122204 is about 1264.1323559194.

Adding to 2020122204 its reverse (4022210202), we get a palindrome (6042332406).

The spelling of 2020122204 in words is "two billion, twenty million, one hundred twenty-two thousand, two hundred four".

Divisors: 1 2 3 4 6 12 168343517 336687034 505030551 673374068 1010061102 2020122204