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10202121118001 is a prime number
BaseRepresentation
bin1001010001110101110111…
…0011100010000100110001
31100010022110100202220012202
42110131131303202010301
52314122421001234001
633410442330032545
72102036033451641
oct224353563420461
940108410686182
1010202121118001
1132837714475aa
1211892a5878755
13590095a4a7b7
14273adcbd6521
1512a5a970196b
hex9475dce2131

10202121118001 has 2 divisors, whose sum is σ = 10202121118002. Its totient is φ = 10202121118000.

The previous prime is 10202121117997. The next prime is 10202121118009. The reversal of 10202121118001 is 10081112120201.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6194921881600 + 4007199236401 = 2488960^2 + 2001799^2 .

It is a cyclic number.

It is not a de Polignac number, because 10202121118001 - 22 = 10202121117997 is a prime.

It is not a weakly prime, because it can be changed into another prime (10202121118009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5101060559000 + 5101060559001.

It is an arithmetic number, because the mean of its divisors is an integer number (5101060559001).

Almost surely, 210202121118001 is an apocalyptic number.

It is an amenable number.

10202121118001 is a deficient number, since it is larger than the sum of its proper divisors (1).

10202121118001 is an equidigital number, since it uses as much as digits as its factorization.

10202121118001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 64, while the sum is 20.

Adding to 10202121118001 its reverse (10081112120201), we get a palindrome (20283233238202).

The spelling of 10202121118001 in words is "ten trillion, two hundred two billion, one hundred twenty-one million, one hundred eighteen thousand, one".