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1012102120010 = 25101210212001
BaseRepresentation
bin11101011101001011111…
…11001100001001001010
310120202102010200211011002
432232211333030021022
5113040241120320020
62052541524535002
7133056556034522
oct16564577141112
93522363624132
101012102120010
11360259296873
1214419ab51462
1374596636ab7
1436db3848682
151b4d8e59975
hexeba5fcc24a

1012102120010 has 8 divisors (see below), whose sum is σ = 1821783816036. Its totient is φ = 404840848000.

The previous prime is 1012102119947. The next prime is 1012102120033. The reversal of 1012102120010 is 100212012101.

It can be written as a sum of positive squares in 2 ways, for example, as 898216794049 + 113885325961 = 947743^2 + 337469^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1012102119973 and 1012102120000.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50605105991 + ... + 50605106010.

Almost surely, 21012102120010 is an apocalyptic number.

1012102120010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1012102120010 is a deficient number, since it is larger than the sum of its proper divisors (809681696026).

1012102120010 is a wasteful number, since it uses less digits than its factorization.

1012102120010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101210212008.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 1012102120010 its reverse (100212012101), we get a palindrome (1112314132111).

The spelling of 1012102120010 in words is "one trillion, twelve billion, one hundred two million, one hundred twenty thousand, ten".

Divisors: 1 2 5 10 101210212001 202420424002 506051060005 1012102120010