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101321057 is a prime number
BaseRepresentation
bin1100000101000…
…00100101100001
321001122122100202
412002200211201
5201414233212
614015354545
72340133445
oct602404541
9231578322
10101321057
1152214012
1229b22a55
1317cb6bb6
14d656825
158d660c2
hex60a0961

101321057 has 2 divisors, whose sum is σ = 101321058. Its totient is φ = 101321056.

The previous prime is 101321027. The next prime is 101321069. The reversal of 101321057 is 750123101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 51251281 + 50069776 = 7159^2 + 7076^2 .

It is a cyclic number.

It is not a de Polignac number, because 101321057 - 210 = 101320033 is a prime.

It is not a weakly prime, because it can be changed into another prime (101321027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50660528 + 50660529.

It is an arithmetic number, because the mean of its divisors is an integer number (50660529).

Almost surely, 2101321057 is an apocalyptic number.

It is an amenable number.

101321057 is a deficient number, since it is larger than the sum of its proper divisors (1).

101321057 is an equidigital number, since it uses as much as digits as its factorization.

101321057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 210, while the sum is 20.

The square root of 101321057 is about 10065.8361301980. The cubic root of 101321057 is about 466.1938828018.

Adding to 101321057 its reverse (750123101), we get a palindrome (851444158).

The spelling of 101321057 in words is "one hundred one million, three hundred twenty-one thousand, fifty-seven".