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1011330111213 = 32373779803659
BaseRepresentation
bin11101011011101111111…
…10001101011011101101
310120200102100000201011200
432231313332031123231
5113032201002024323
62052333150040113
7133031463052152
oct16556776153355
93520370021150
101011330111213
1135a9a2534174
121440044a9039
13744a2704766
1436d3d0c8229
151b4912b1443
hexeb77f8d6ed

1011330111213 has 24 divisors (see below), whose sum is σ = 1500690391200. Its totient is φ = 655823503584.

The previous prime is 1011330111199. The next prime is 1011330111217. The reversal of 1011330111213 is 3121110331101.

1011330111213 is a `hidden beast` number, since 1 + 0 + 11 + 330 + 111 + 213 = 666.

It is not a de Polignac number, because 1011330111213 - 26 = 1011330111149 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011330111217) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 856578 + ... + 1660236.

It is an arithmetic number, because the mean of its divisors is an integer number (62528766300).

Almost surely, 21011330111213 is an apocalyptic number.

It is an amenable number.

1011330111213 is a deficient number, since it is larger than the sum of its proper divisors (489360279987).

1011330111213 is a wasteful number, since it uses less digits than its factorization.

1011330111213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 807481 (or 807478 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 18.

Adding to 1011330111213 its reverse (3121110331101), we get a palindrome (4132440442314).

The spelling of 1011330111213 in words is "one trillion, eleven billion, three hundred thirty million, one hundred eleven thousand, two hundred thirteen".

Divisors: 1 3 9 37 111 333 3779 11337 34011 139823 419469 803659 1258407 2410977 7232931 29735383 89206149 267618447 3037027361 9111082083 27333246249 112370012357 337110037071 1011330111213