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102200101 is a prime number
BaseRepresentation
bin1100001011101…
…11001100100101
321010022022011221
412011313030211
5202130400401
614050300341
72350454323
oct605671445
9233268157
10102200101
11527644a3
122a2876b1
1318234043
14d804d13
158e8b7a1
hex6177325

102200101 has 2 divisors, whose sum is σ = 102200102. Its totient is φ = 102200100.

The previous prime is 102200093. The next prime is 102200117. The reversal of 102200101 is 101002201.

Adding to 102200101 its reverse (101002201), we get a palindrome (203202302).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 99980001 + 2220100 = 9999^2 + 1490^2 .

It is a cyclic number.

It is not a de Polignac number, because 102200101 - 23 = 102200093 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102200191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51100050 + 51100051.

It is an arithmetic number, because the mean of its divisors is an integer number (51100051).

Almost surely, 2102200101 is an apocalyptic number.

It is an amenable number.

102200101 is a deficient number, since it is larger than the sum of its proper divisors (1).

102200101 is an equidigital number, since it uses as much as digits as its factorization.

102200101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4, while the sum is 7.

The square root of 102200101 is about 10109.4065602289. The cubic root of 102200101 is about 467.5382084360.

The spelling of 102200101 in words is "one hundred two million, two hundred thousand, one hundred one".