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10012112133121 = 72580155435903
BaseRepresentation
bin1001000110110010000001…
…1000110001110000000001
31022110011000022100100220101
42101230200120301300001
52303014301201224441
633143300102042401
72052231320645620
oct221544030616001
938404008310811
1010012112133121
11321012731399a
1211584b8119401
135781a45c12b7
142688359b96b7
15125688463231
hex91b20631c01

10012112133121 has 8 divisors (see below), whose sum is σ = 11442857560064. Its totient is φ = 8581477629600.

The previous prime is 10012112133047. The next prime is 10012112133151. The reversal of 10012112133121 is 12133121121001.

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

It is a cyclic number.

It is not a de Polignac number, because 10012112133121 - 241 = 7813088877569 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10012112133151) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27537345 + ... + 27898558.

It is an arithmetic number, because the mean of its divisors is an integer number (1430357195008).

Almost surely, 210012112133121 is an apocalyptic number.

It is an amenable number.

10012112133121 is a deficient number, since it is larger than the sum of its proper divisors (1430745426943).

10012112133121 is an equidigital number, since it uses as much as digits as its factorization.

10012112133121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55461711.

The product of its (nonzero) digits is 72, while the sum is 19.

Adding to 10012112133121 its reverse (12133121121001), we get a palindrome (22145233254122).

The spelling of 10012112133121 in words is "ten trillion, twelve billion, one hundred twelve million, one hundred thirty-three thousand, one hundred twenty-one".

Divisors: 1 7 25801 180607 55435903 388051321 1430301733303 10012112133121