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10210111210009 = 193044917648339
BaseRepresentation
bin1001010010010011101000…
…0011010100001000011001
31100011002002012112121220101
42110210322003110020121
52314240301432210014
633414243233255401
72102441034224554
oct224447203241031
940132065477811
1010210111210009
1132870a1667a27
12118a955704561
13590a6a201ba9
1427425a04169b
1512a8c5de1474
hex9493a0d4219

10210111210009 has 8 divisors (see below), whose sum is σ = 10747839060000. Its totient is φ = 9672418717632.

The previous prime is 10210111210001. The next prime is 10210111210147. The reversal of 10210111210009 is 90001211101201.

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

It is a cyclic number.

It is not a de Polignac number, because 10210111210009 - 23 = 10210111210001 is a prime.

It is a super-2 number, since 2×102101112100092 (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is not an unprimeable number, because it can be changed into a prime (10210111210001) 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 7 ways as a sum of consecutive naturals, for example, 8245639 + ... + 9402700.

It is an arithmetic number, because the mean of its divisors is an integer number (1343479882500).

Almost surely, 210210111210009 is an apocalyptic number.

10210111210009 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

10210111210009 is a deficient number, since it is larger than the sum of its proper divisors (537727849991).

10210111210009 is a wasteful number, since it uses less digits than its factorization.

10210111210009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17678807.

The product of its (nonzero) digits is 36, while the sum is 19.

The spelling of 10210111210009 in words is "ten trillion, two hundred ten billion, one hundred eleven million, two hundred ten thousand, nine".

Divisors: 1 19 30449 578531 17648339 335318441 537374274211 10210111210009