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1001000105101 = 31181178399591
BaseRepresentation
bin11101001000100000100…
…00010111010010001101
310112200202102022000202201
432210100100113102031
5112400022011330401
62043504134121501
7132214500335233
oct16442020272215
93480672260681
101001000105101
11356581510737
12142000ab0291
13735175417c9
143663d1c0953
151b089468b01
hexe91041748d

1001000105101 has 8 divisors (see below), whose sum is σ = 1038999223808. Its totient is φ = 963357786000.

The previous prime is 1001000105099. The next prime is 1001000105113. The reversal of 1001000105101 is 1015010001001.

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 1001000105101 - 21 = 1001000105099 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1001000105141) 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, 89194185 + ... + 89205406.

It is an arithmetic number, because the mean of its divisors is an integer number (129874902976).

Almost surely, 21001000105101 is an apocalyptic number.

It is an amenable number.

1001000105101 is a deficient number, since it is larger than the sum of its proper divisors (37999118707).

1001000105101 is a wasteful number, since it uses less digits than its factorization.

1001000105101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178399803.

The product of its (nonzero) digits is 5, while the sum is 10.

Adding to 1001000105101 its reverse (1015010001001), we get a palindrome (2016010106102).

The spelling of 1001000105101 in words is "one trillion, one billion, one hundred five thousand, one hundred one".

Divisors: 1 31 181 5611 178399591 5530387321 32290325971 1001000105101