Search a number
-
+
22102531201 is a prime number
BaseRepresentation
bin10100100101011010…
…011101110010000001
32010001100210220211201
4110211122131302001
5330231221444301
614053113541201
71411502262322
oct244532356201
963040726751
1022102531201
119412336913
12434a114801
13211317093a
1410d9630449
15895633201
hex52569dc81

22102531201 has 2 divisors, whose sum is σ = 22102531202. Its totient is φ = 22102531200.

The previous prime is 22102531193. The next prime is 22102531277. The reversal of 22102531201 is 10213520122.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21362745600 + 739785601 = 146160^2 + 27199^2 .

It is a cyclic number.

It is not a de Polignac number, because 22102531201 - 23 = 22102531193 is a prime.

It is not a weakly prime, because it can be changed into another prime (22102531301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11051265600 + 11051265601.

It is an arithmetic number, because the mean of its divisors is an integer number (11051265601).

Almost surely, 222102531201 is an apocalyptic number.

It is an amenable number.

22102531201 is a deficient number, since it is larger than the sum of its proper divisors (1).

22102531201 is an equidigital number, since it uses as much as digits as its factorization.

22102531201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 240, while the sum is 19.

The spelling of 22102531201 in words is "twenty-two billion, one hundred two million, five hundred thirty-one thousand, two hundred one".