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10210111210000 = 245413101777617
BaseRepresentation
bin1001010010010011101000…
…0011010100001000010000
31100011002002012112121220001
42110210322003110020100
52314240301432210000
633414243233255344
72102441034224542
oct224447203241020
940132065477801
1010210111210000
1132870a1667a19
12118a955704554
13590a6a201ba0
1427425a041692
1512a8c5de146a
hex9493a0d4210

10210111210000 has 200 divisors, whose sum is σ = 26884826620344. Its totient is φ = 3732556800000.

The previous prime is 10210111209973. The next prime is 10210111210001. The reversal of 10210111210000 is 1211101201.

It can be written as a sum of positive squares in 20 ways, for example, as 9903961467136 + 306149742864 = 3147056^2 + 553308^2 .

It is a tau number, because it is divible by the number of its divisors (200).

It is a Harshad number since it is a multiple of its sum of digits (10).

It is not an unprimeable number, because it can be changed into a prime (10210111210001) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 12741192 + ... + 13518808.

Almost surely, 210210111210000 is an apocalyptic number.

10210111210000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10210111210000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13442413310172).

10210111210000 is an abundant number, since it is smaller than the sum of its proper divisors (16674715410344).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10210111210000 is a wasteful number, since it uses less digits than its factorization.

10210111210000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 777759 (or 777738 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 10210111210000 its reverse (1211101201), we get a palindrome (10211322311201).

The spelling of 10210111210000 in words is "ten trillion, two hundred ten billion, one hundred eleven million, two hundred ten thousand".