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10221200101 = 710154126723
BaseRepresentation
bin10011000010011101…
…10010001011100101
3222101022222202121201
421201032302023211
5131413111400401
64410123442501
7511201524130
oct114116621345
928338882551
1010221200101
114375667a12
121b93086431
13c6b7881c8
146cd6a3217
153ec503b01
hex2613b22e5

10221200101 has 16 divisors (see below), whose sum is σ = 11819276928. Its totient is φ = 8657928000.

The previous prime is 10221200039. The next prime is 10221200107. The reversal of 10221200101 is 10100212201.

It is a cyclic number.

It is not a de Polignac number, because 10221200101 - 213 = 10221191909 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10221200107) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 369126 + ... + 395848.

It is an arithmetic number, because the mean of its divisors is an integer number (738704808).

Almost surely, 210221200101 is an apocalyptic number.

It is an amenable number.

10221200101 is a deficient number, since it is larger than the sum of its proper divisors (1598076827).

10221200101 is a wasteful number, since it uses less digits than its factorization.

10221200101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27372.

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

Adding to 10221200101 its reverse (10100212201), we get a palindrome (20321412302).

The spelling of 10221200101 in words is "ten billion, two hundred twenty-one million, two hundred thousand, one hundred one".

Divisors: 1 7 101 541 707 3787 26723 54641 187061 382487 2699023 14457143 18893161 101200001 1460171443 10221200101