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100212102121237 is a prime number
BaseRepresentation
bin10110110010010001110010…
…101111111100011100010101
3111010211011221200212200010121
4112302101302233330130111
5101113333341120334422
6553044445411151541
730052041211341451
oct2662216257743425
9433734850780117
10100212102121237
1129a2679413a167
12b2a593a2a55b1
1343bbc64803ab2
141aa64122d5661
15b8bb304378c7
hex5b2472bfc715

100212102121237 has 2 divisors, whose sum is σ = 100212102121238. Its totient is φ = 100212102121236.

The previous prime is 100212102121099. The next prime is 100212102121253. The reversal of 100212102121237 is 732121201212001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 94413209489316 + 5798892631921 = 9716646^2 + 2408089^2 .

It is an emirp because it is prime and its reverse (732121201212001) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 100212102121237 - 235 = 100177742382869 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100212102121277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50106051060618 + 50106051060619.

It is an arithmetic number, because the mean of its divisors is an integer number (50106051060619).

Almost surely, 2100212102121237 is an apocalyptic number.

It is an amenable number.

100212102121237 is a deficient number, since it is larger than the sum of its proper divisors (1).

100212102121237 is an equidigital number, since it uses as much as digits as its factorization.

100212102121237 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 672, while the sum is 25.

Adding to 100212102121237 its reverse (732121201212001), we get a palindrome (832333303333238).

The spelling of 100212102121237 in words is "one hundred trillion, two hundred twelve billion, one hundred two million, one hundred twenty-one thousand, two hundred thirty-seven".