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2011231240041 = 31580942406883
BaseRepresentation
bin11101010001000110101…
…110010011111101101001
321010021100011101221220110
4131101012232103331221
5230423000144140131
64135540305244533
7265210120320102
oct35210656237551
97107304357813
102011231240041
11705a5a669751
12285959333749
1311787336353a
146d4b63553a9
15374b3ee7646
hex1d446b93f69

2011231240041 has 8 divisors (see below), whose sum is σ = 2681811344160. Its totient is φ = 1340735981312.

The previous prime is 2011231240033. The next prime is 2011231240087. The reversal of 2011231240041 is 1400421321102.

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 2011231240041 - 23 = 2011231240033 is a prime.

It is a super-2 number, since 2×20112312400412 (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2011231260041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21156015 + ... + 21250868.

It is an arithmetic number, because the mean of its divisors is an integer number (335226418020).

Almost surely, 22011231240041 is an apocalyptic number.

It is an amenable number.

2011231240041 is a deficient number, since it is larger than the sum of its proper divisors (670580104119).

2011231240041 is a wasteful number, since it uses less digits than its factorization.

2011231240041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42422695.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 2011231240041 its reverse (1400421321102), we get a palindrome (3411652561143).

The spelling of 2011231240041 in words is "two trillion, eleven billion, two hundred thirty-one million, two hundred forty thousand, forty-one".

Divisors: 1 3 15809 47427 42406883 127220649 670410413347 2011231240041