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1213223000011 = 111011092009901
BaseRepresentation
bin10001101001111001101…
…110011101011111001011
311021222112121010002221121
4101221321232131133023
5124334140042000021
62325202535220111
7153436540230331
oct21517156353713
94258477102847
101213223000011
11428585833780
12177169b17637
138a538c37779
1442a12741b51
152185a9db741
hex11a79b9d7cb

1213223000011 has 8 divisors (see below), whose sum is σ = 1336620120048. Its totient is φ = 1092009900000.

The previous prime is 1213223000009. The next prime is 1213223000063. The reversal of 1213223000011 is 1100003223121.

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 1213223000011 - 21 = 1213223000009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1213223000911) 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, 546003840 + ... + 546006061.

It is an arithmetic number, because the mean of its divisors is an integer number (167077515006).

Almost surely, 21213223000011 is an apocalyptic number.

1213223000011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1213223000011 is a deficient number, since it is larger than the sum of its proper divisors (123397120037).

1213223000011 is a wasteful number, since it uses less digits than its factorization.

1213223000011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1092010013.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 1213223000011 its reverse (1100003223121), we get a palindrome (2313226223132).

The spelling of 1213223000011 in words is "one trillion, two hundred thirteen billion, two hundred twenty-three million, eleven", and thus it is an aban number.

Divisors: 1 11 101 1111 1092009901 12012108911 110293000001 1213223000011