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2222013029 = 10122000129
BaseRepresentation
bin1000010001110001…
…0011101001100101
312201212002221211212
42010130103221211
514022313404104
61004253241205
7106030541045
oct20434235145
95655087755
102222013029
11a402a5305
12520193205
1329546b112
1417116b725
15d011936e
hex84713a65

2222013029 has 4 divisors (see below), whose sum is σ = 2244013260. Its totient is φ = 2200012800.

The previous prime is 2222013019. The next prime is 2222013109. The reversal of 2222013029 is 9203102222.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9203102222 = 24601551111.

It can be written as a sum of positive squares in 2 ways, for example, as 1226610529 + 995402500 = 35023^2 + 31550^2 .

It is a cyclic number.

It is not a de Polignac number, because 2222013029 - 212 = 2222008933 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2222012995 and 2222013013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2222013019) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10999964 + ... + 11000165.

It is an arithmetic number, because the mean of its divisors is an integer number (561003315).

Almost surely, 22222013029 is an apocalyptic number.

It is an amenable number.

2222013029 is a deficient number, since it is larger than the sum of its proper divisors (22000231).

2222013029 is a wasteful number, since it uses less digits than its factorization.

2222013029 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22000230.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 2222013029 is about 47138.2331976921. The cubic root of 2222013029 is about 1304.9149309158.

The spelling of 2222013029 in words is "two billion, two hundred twenty-two million, thirteen thousand, twenty-nine".

Divisors: 1 101 22000129 2222013029