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10012102202121 = 34399775854431
BaseRepresentation
bin1001000110110001111111…
…0010111001001100001001
31022110010222121122211010120
42101230133302321030021
52303014241130431441
633143255105133453
72052231140354355
oct221543762711411
938403877584116
1010012102202121
113210121750658
1211584b492a289
135781a2524c76
14268834552465
15125687650966
hex91b1fcb9309

10012102202121 has 8 divisors (see below), whose sum is σ = 13349773196544. Its totient is φ = 6674583004560.

The previous prime is 10012102202119. The next prime is 10012102202143. The reversal of 10012102202121 is 12120220121001.

10012102202121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 10012102202121 - 21 = 10012102202119 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10012102202121.

It is not an unprimeable number, because it can be changed into a prime (10012102202321) 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, 37795225 + ... + 38059206.

It is an arithmetic number, because the mean of its divisors is an integer number (1668721649568).

Almost surely, 210012102202121 is an apocalyptic number.

It is an amenable number.

10012102202121 is a deficient number, since it is larger than the sum of its proper divisors (3337670994423).

10012102202121 is an equidigital number, since it uses as much as digits as its factorization.

10012102202121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75898431.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 10012102202121 its reverse (12120220121001), we get a palindrome (22132322323122).

The spelling of 10012102202121 in words is "ten trillion, twelve billion, one hundred two million, two hundred two thousand, one hundred twenty-one".

Divisors: 1 3 43997 131991 75854431 227563293 3337367400707 10012102202121