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22200201121 = 724310536403
BaseRepresentation
bin10100101011001111…
…000010111110100001
32010022011121001210011
4110223033002332201
5330431222413441
614110523204521
71414066411300
oct245317027641
963264531704
1022200201121
11946248675a
124376976741
13212a4799a7
1411085b6437
1589dec7581
hex52b3c2fa1

22200201121 has 12 divisors (see below), whose sum is σ = 26425301232. Its totient is φ = 18586213128.

The previous prime is 22200201083. The next prime is 22200201137. The reversal of 22200201121 is 12110200222.

It is a happy number.

It is not a de Polignac number, because 22200201121 - 219 = 22199676833 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22200201181) 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, 5266095 + ... + 5270308.

It is an arithmetic number, because the mean of its divisors is an integer number (2202108436).

Almost surely, 222200201121 is an apocalyptic number.

It is an amenable number.

22200201121 is a deficient number, since it is larger than the sum of its proper divisors (4225100111).

22200201121 is a wasteful number, since it uses less digits than its factorization.

22200201121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10536460 (or 10536453 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 22200201121 its reverse (12110200222), we get a palindrome (34310401343).

The spelling of 22200201121 in words is "twenty-two billion, two hundred million, two hundred one thousand, one hundred twenty-one".

Divisors: 1 7 43 49 301 2107 10536403 73754821 453065329 516283747 3171457303 22200201121