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22101301201 = 71928746063
BaseRepresentation
bin10100100101010101…
…110001011111010001
32010001021111102121011
4110211111301133101
5330230413114301
614053031330521
71411455650320
oct244525613721
963037442534
1022101301201
119411676791
124349820a41
132112b2cb25
1410d93d00b7
1589548da51
hex5255717d1

22101301201 has 12 divisors (see below), whose sum is σ = 26658003072. Its totient is φ = 17946919224.

The previous prime is 22101301153. The next prime is 22101301283. The reversal of 22101301201 is 10210310122.

It is not a de Polignac number, because 22101301201 - 219 = 22100776913 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22101301601) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4370505 + ... + 4375558.

It is an arithmetic number, because the mean of its divisors is an integer number (2221500256).

Almost surely, 222101301201 is an apocalyptic number.

It is an amenable number.

22101301201 is a deficient number, since it is larger than the sum of its proper divisors (4556701871).

22101301201 is an equidigital number, since it uses as much as digits as its factorization.

22101301201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8746108 (or 8746089 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 22101301201 its reverse (10210310122), we get a palindrome (32311611323).

The spelling of 22101301201 in words is "twenty-two billion, one hundred one million, three hundred one thousand, two hundred one".

Divisors: 1 7 19 133 361 2527 8746063 61222441 166175197 1163226379 3157328743 22101301201