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1001122200010 = 25100112220001
BaseRepresentation
bin11101001000101111000…
…10000111100111001010
310112201001221001002111101
432210113202013213022
5112400244240400020
62043524215052014
7132220512203122
oct16442742074712
93481057032441
101001122200010
11356634423419
1214203597100a
137353692010a
14366514c3c82
151b09503500a
hexe9178879ca

1001122200010 has 8 divisors (see below), whose sum is σ = 1802019960036. Its totient is φ = 400448880000.

The previous prime is 1001122199993. The next prime is 1001122200019. The reversal of 1001122200010 is 100022211001.

1001122200010 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 833070576529 + 168051623481 = 912727^2 + 409941^2 .

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

It is a Harshad number since it is a multiple of its sum of digits (10), and also a Moran number because the ratio is a prime number: 100112220001 = 1001122200010 / (1 + 0 + 0 + 1 + 1 + 2 + 2 + 2 + 0 + 0 + 0 + 1 + 0).

It is a self number, because there is not a number n which added to its sum of digits gives 1001122200010.

It is not an unprimeable number, because it can be changed into a prime (1001122200019) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50056109991 + ... + 50056110010.

Almost surely, 21001122200010 is an apocalyptic number.

1001122200010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1001122200010 is a deficient number, since it is larger than the sum of its proper divisors (800897760026).

1001122200010 is a wasteful number, since it uses less digits than its factorization.

1001122200010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100112220008.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 1001122200010 its reverse (100022211001), we get a palindrome (1101144411011).

The spelling of 1001122200010 in words is "one trillion, one billion, one hundred twenty-two million, two hundred thousand, ten".

Divisors: 1 2 5 10 100112220001 200224440002 500561100005 1001122200010