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10101110100100 = 2252101011101001
BaseRepresentation
bin1001001011111101100100…
…0101000101000010000100
31022202122201201201112010121
42102333121011011002010
52310444033141200400
633252215205231324
72061531632123245
oct222773105050204
938678651645117
1010101110100100
113244947352818
1211717b5402544
135836b8943c16
1426cc7979accc
15127b4685b21a
hex92fd9145084

10101110100100 has 18 divisors (see below), whose sum is σ = 21919408917434. Its totient is φ = 4040444040000.

The previous prime is 10101110100097. The next prime is 10101110100101. The reversal of 10101110100100 is 100101110101.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 3509485183044 + 6591624917056 = 1873362^2 + 2567416^2 .

It is not an unprimeable number, because it can be changed into a prime (10101110100101) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 50505550401 + ... + 50505550600.

Almost surely, 210101110100100 is an apocalyptic number.

10101110100100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10101110100100 is an abundant number, since it is smaller than the sum of its proper divisors (11818298817334).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10101110100100 is a wasteful number, since it uses less digits than its factorization.

10101110100100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101011101015 (or 101011101008 counting only the distinct ones).

The product of its (nonzero) digits is 1, while the sum is 7.

Adding to 10101110100100 its reverse (100101110101), we get a palindrome (10201211210201).

The spelling of 10101110100100 in words is "ten trillion, one hundred one billion, one hundred ten million, one hundred thousand, one hundred".

Divisors: 1 2 4 5 10 20 25 50 100 101011101001 202022202002 404044404004 505055505005 1010111010010 2020222020020 2525277525025 5050555050050 10101110100100