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2012030011031 = 23337259583281
BaseRepresentation
bin11101010001110110010…
…101011000011010010111
321010100101211102201201012
4131101312111120122113
5230431114140323111
64140151441522435
7265235656624355
oct35216625303227
97110354381635
102012030011031
1170632a540167
12285b4094341b
1311796c9a5bb1
146d5504807d5
153750e1ca48b
hex1d476558697

2012030011031 has 8 divisors (see below), whose sum is σ = 2105739583584. Its totient is φ = 1918839605760.

The previous prime is 2012030010979. The next prime is 2012030011063. The reversal of 2012030011031 is 1301100302102.

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 2012030011031 - 230 = 2010956269207 is a prime.

It is a super-2 number, since 2×20120300110312 (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2012030010997 and 2012030011015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2012030011081) 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, 129783890 + ... + 129799391.

It is an arithmetic number, because the mean of its divisors is an integer number (263217447948).

Almost surely, 22012030011031 is an apocalyptic number.

2012030011031 is a deficient number, since it is larger than the sum of its proper divisors (93709572553).

2012030011031 is a wasteful number, since it uses less digits than its factorization.

2012030011031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 259583641.

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 2012030011031 its reverse (1301100302102), we get a palindrome (3313130313133).

The spelling of 2012030011031 in words is "two trillion, twelve billion, thirty million, eleven thousand, thirty-one".

Divisors: 1 23 337 7751 259583281 5970415463 87479565697 2012030011031