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100021010120029 is a prime number
BaseRepresentation
bin10110101111011111110100…
…110001110011110101011101
3111010010220201011120012201101
4112233133310301303311131
5101102221012042320104
6552421003454313101
730032164605206425
oct2657376461636535
9433126634505641
10100021010120029
1129962743741339
12b2748a9ab8791
1343a6c2cb9212b
141a9b08531b485
15b86b9906a5a4
hex5af7f4c73d5d

100021010120029 has 2 divisors, whose sum is σ = 100021010120030. Its totient is φ = 100021010120028.

The previous prime is 100021010119967. The next prime is 100021010120033. The reversal of 100021010120029 is 920021010120001.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 89190835928100 + 10830174191929 = 9444090^2 + 3290923^2 .

It is an emirp because it is prime and its reverse (920021010120001) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 100021010120029 - 223 = 100021001731421 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 100021010119988 and 100021010120015.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100021010120069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50010505060014 + 50010505060015.

It is an arithmetic number, because the mean of its divisors is an integer number (50010505060015).

Almost surely, 2100021010120029 is an apocalyptic number.

It is an amenable number.

100021010120029 is a deficient number, since it is larger than the sum of its proper divisors (1).

100021010120029 is an equidigital number, since it uses as much as digits as its factorization.

100021010120029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 19.

The spelling of 100021010120029 in words is "one hundred trillion, twenty-one billion, ten million, one hundred twenty thousand, twenty-nine".