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10222102012 = 222579943679
BaseRepresentation
bin10011000010100100…
…01110010111111100
3222101101200120210211
421201102032113330
5131413324231022
64410155042204
7511212301453
oct114122162774
928341616724
1010222102012
1143761235a1
121b93440364
13c6ba12895
146cd859b9a
153ec630e77
hex26148e5fc

10222102012 has 12 divisors (see below), whose sum is σ = 17958286080. Its totient is φ = 5091163136.

The previous prime is 10222101979. The next prime is 10222102019. The reversal of 10222102012 is 21020122201.

It is a happy number.

10222102012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 10222101983 and 10222102001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10222102019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4970812 + ... + 4972867.

It is an arithmetic number, because the mean of its divisors is an integer number (1496523840).

Almost surely, 210222102012 is an apocalyptic number.

It is an amenable number.

10222102012 is a deficient number, since it is larger than the sum of its proper divisors (7736184068).

10222102012 is a wasteful number, since it uses less digits than its factorization.

10222102012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9943940 (or 9943938 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 10222102012 its reverse (21020122201), we get a palindrome (31242224213).

The spelling of 10222102012 in words is "ten billion, two hundred twenty-two million, one hundred two thousand, twelve".

Divisors: 1 2 4 257 514 1028 9943679 19887358 39774716 2555525503 5111051006 10222102012