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2000022000212 = 22500005500053
BaseRepresentation
bin11101000110101010100…
…110011101001001010100
321002012101222020120120202
4131012222212131021110
5230232021113001322
64130444124320032
7264332260334435
oct35065246351124
97065358216522
102000022000212
11701228307985
1228374b3a3018
131167a7c98052
146cb3177948c
1537059dc6292
hex1d1aa99d254

2000022000212 has 6 divisors (see below), whose sum is σ = 3500038500378. Its totient is φ = 1000011000104.

The previous prime is 2000022000211. The next prime is 2000022000241. The reversal of 2000022000212 is 2120002200002.

It can be written as a sum of positive squares in only one way, i.e., 1287557706436 + 712464293776 = 1134706^2 + 844076^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2000022000193 and 2000022000202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2000022000211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 250002750023 + ... + 250002750030.

It is an arithmetic number, because the mean of its divisors is an integer number (583339750063).

Almost surely, 22000022000212 is an apocalyptic number.

It is an amenable number.

2000022000212 is a deficient number, since it is larger than the sum of its proper divisors (1500016500166).

2000022000212 is a wasteful number, since it uses less digits than its factorization.

2000022000212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 500005500057 (or 500005500055 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 11.

Adding to 2000022000212 its reverse (2120002200002), we get a palindrome (4120024200214).

The spelling of 2000022000212 in words is "two trillion, twenty-two million, two hundred twelve", and thus it is an aban number.

Divisors: 1 2 4 500005500053 1000011000106 2000022000212