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1001033441131 = 8871128560813
BaseRepresentation
bin11101001000100100011…
…11100001111101101011
310112200211202000200012111
432210102033201331223
5112400104030104011
62043511324423151
7132215353566643
oct16442217417553
93480752020174
101001033441131
1135659930a579
121420100a7ab7
1373521414079
14366437bb523
151b08c351121
hexe9123e1f6b

1001033441131 has 4 divisors (see below), whose sum is σ = 1002162002832. Its totient is φ = 999904879432.

The previous prime is 1001033441129. The next prime is 1001033441183. The reversal of 1001033441131 is 1311443301001.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1001033441131 - 21 = 1001033441129 is a prime.

It is a super-2 number, since 2×10010334411312 (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1071033441131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 564279520 + ... + 564281293.

It is an arithmetic number, because the mean of its divisors is an integer number (250540500708).

Almost surely, 21001033441131 is an apocalyptic number.

1001033441131 is a deficient number, since it is larger than the sum of its proper divisors (1128561701).

1001033441131 is an equidigital number, since it uses as much as digits as its factorization.

1001033441131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1128561700.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 1001033441131 its reverse (1311443301001), we get a palindrome (2312476742132).

The spelling of 1001033441131 in words is "one trillion, one billion, thirty-three million, four hundred forty-one thousand, one hundred thirty-one".

Divisors: 1 887 1128560813 1001033441131