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10102100101101 = 328912611860301
BaseRepresentation
bin1001001100000001010000…
…0101101000011111101101
31022202202021201120210012100
42103000110011220133231
52311003100111213401
633252501332325313
72061565313030451
oct223002405503755
938682251523170
1010102100101101
113245305167168
121171a30a73839
13583815a8cb28
1426cd31064661
15127ba3714b86
hex930141687ed

10102100101101 has 12 divisors (see below), whose sum is σ = 14755876553340. Its totient is φ = 6659062238400.

The previous prime is 10102100101097. The next prime is 10102100101103. The reversal of 10102100101101 is 10110100120101.

It can be written as a sum of positive squares in 2 ways, for example, as 1582274673225 + 8519825427876 = 1257885^2 + 2918874^2 .

It is not a de Polignac number, because 10102100101101 - 22 = 10102100101097 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10102100101103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6305929350 + ... + 6305930951.

It is an arithmetic number, because the mean of its divisors is an integer number (1229656379445).

Almost surely, 210102100101101 is an apocalyptic number.

It is an amenable number.

10102100101101 is a deficient number, since it is larger than the sum of its proper divisors (4653776452239).

10102100101101 is a wasteful number, since it uses less digits than its factorization.

10102100101101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12611860396 (or 12611860393 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 9.

Adding to 10102100101101 its reverse (10110100120101), we get a palindrome (20212200221202).

The spelling of 10102100101101 in words is "ten trillion, one hundred two billion, one hundred million, one hundred one thousand, one hundred one".

Divisors: 1 3 9 89 267 801 12611860301 37835580903 113506742709 1122455566789 3367366700367 10102100101101