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1010020003021 is a prime number
BaseRepresentation
bin11101011001010011110…
…00100010110011001101
310120120001000211022121001
432230221320202303031
5113022010110044041
62051555145540301
7132654144241561
oct16545170426315
93516030738531
101010020003021
1135a38aa62527
121438b97a4691
137432416a903
1436c570d56a1
151b416276131
hexeb29e22ccd

1010020003021 has 2 divisors, whose sum is σ = 1010020003022. Its totient is φ = 1010020003020.

The previous prime is 1010020002961. The next prime is 1010020003063. The reversal of 1010020003021 is 1203000200101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 966928055625 + 43091947396 = 983325^2 + 207586^2 .

It is a cyclic number.

It is not a de Polignac number, because 1010020003021 - 211 = 1010020000973 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1010020002989 and 1010020003007.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1010020003081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505010001510 + 505010001511.

It is an arithmetic number, because the mean of its divisors is an integer number (505010001511).

Almost surely, 21010020003021 is an apocalyptic number.

It is an amenable number.

1010020003021 is a deficient number, since it is larger than the sum of its proper divisors (1).

1010020003021 is an equidigital number, since it uses as much as digits as its factorization.

1010020003021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12, while the sum is 10.

Adding to 1010020003021 its reverse (1203000200101), we get a palindrome (2213020203122).

The spelling of 1010020003021 in words is "one trillion, ten billion, twenty million, three thousand, twenty-one".