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2212022442232 = 23276502805279
BaseRepresentation
bin100000001100000110110…
…011111101100011111000
321211110121122110212202201
4200030012303331203320
5242220210221122412
64412104501435544
7315545656346041
oct40140663754370
97743548425681
102212022442232
11783128001859
122b8855a0bbb4
13130792574c95
14790c35518c8
153c816b56e57
hex20306cfd8f8

2212022442232 has 8 divisors (see below), whose sum is σ = 4147542079200. Its totient is φ = 1106011221112.

The previous prime is 2212022442197. The next prime is 2212022442319. The reversal of 2212022442232 is 2322442202122.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-3 number, since 3×22120224422323 (a number of 38 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2212022442232.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 138251402632 + ... + 138251402647.

It is an arithmetic number, because the mean of its divisors is an integer number (518442759900).

Almost surely, 22212022442232 is an apocalyptic number.

It is an amenable number.

2212022442232 is a deficient number, since it is larger than the sum of its proper divisors (1935519636968).

2212022442232 is a wasteful number, since it uses less digits than its factorization.

2212022442232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 276502805285 (or 276502805281 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 28.

Adding to 2212022442232 its reverse (2322442202122), we get a palindrome (4534464644354).

The spelling of 2212022442232 in words is "two trillion, two hundred twelve billion, twenty-two million, four hundred forty-two thousand, two hundred thirty-two".

Divisors: 1 2 4 8 276502805279 553005610558 1106011221116 2212022442232