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1012102012211 = 17972115035783
BaseRepresentation
bin11101011101001011111…
…10110001110100110011
310120202102010111100021112
432232211332301310303
5113040241103342321
62052541522343535
7133056555105323
oct16564576616463
93522363440245
101012102012211
11360259222884
1214419aababab
13745965c9a04
1436db381b283
151b4d8e37a5b
hexeba5fb1d33

1012102012211 has 32 divisors (see below), whose sum is σ = 1090167579648. Its totient is φ = 936251043840.

The previous prime is 1012102012139. The next prime is 1012102012213. The reversal of 1012102012211 is 1122102012101.

It is a cyclic number.

It is not a de Polignac number, because 1012102012211 - 218 = 1012101750067 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1012102012213) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 175010426 + ... + 175016208.

It is an arithmetic number, because the mean of its divisors is an integer number (34067736864).

Almost surely, 21012102012211 is an apocalyptic number.

1012102012211 is a deficient number, since it is larger than the sum of its proper divisors (78065567437).

1012102012211 is a wasteful number, since it uses less digits than its factorization.

1012102012211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6611.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 1012102012211 its reverse (1122102012101), we get a palindrome (2134204024312).

The spelling of 1012102012211 in words is "one trillion, twelve billion, one hundred two million, twelve thousand, two hundred eleven".

Divisors: 1 17 97 211 503 1649 3587 5783 8551 20467 48791 98311 106133 347939 560951 829447 1220213 1804261 2908849 9536167 10294901 20743621 49450433 118360661 175013317 282158353 613767139 2012131237 4796692001 10434041363 59535412483 1012102012211