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1212200001034 = 21155100000047
BaseRepresentation
bin10001101000111100110…
…000000001111000001010
311021212220022011101011121
4101220330300001320022
5124330041200013114
62324513232545454
7153402306000121
oct21507460017012
94255808141147
101212200001034
11428100331480
12176b233b228a
138a405007129
1442956928ab8
15217eacb5a24
hex11a3cc01e0a

1212200001034 has 8 divisors (see below), whose sum is σ = 1983600001728. Its totient is φ = 551000000460.

The previous prime is 1212200001017. The next prime is 1212200001037. The reversal of 1212200001034 is 4301000022121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 1212200000999 and 1212200001017.

It is not an unprimeable number, because it can be changed into a prime (1212200001037) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27550000002 + ... + 27550000045.

It is an arithmetic number, because the mean of its divisors is an integer number (247950000216).

Almost surely, 21212200001034 is an apocalyptic number.

1212200001034 is a deficient number, since it is larger than the sum of its proper divisors (771400000694).

1212200001034 is a wasteful number, since it uses less digits than its factorization.

1212200001034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55100000060.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 1212200001034 its reverse (4301000022121), we get a palindrome (5513200023155).

The spelling of 1212200001034 in words is "one trillion, two hundred twelve billion, two hundred million, one thousand, thirty-four".

Divisors: 1 2 11 22 55100000047 110200000094 606100000517 1212200001034