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2022222130 = 25202222213
BaseRepresentation
bin111100010001000…
…1010100100110010
312012221011112020221
41320202022210302
513120142102010
6532355123254
7101053414225
oct17042124462
95187145227
102022222130
11948545465
124852a352a
13262c58056
141528015bc
15bc801dda
hex7888a932

2022222130 has 8 divisors (see below), whose sum is σ = 3639999852. Its totient is φ = 808888848.

The previous prime is 2022222127. The next prime is 2022222187. The reversal of 2022222130 is 312222202.

It can be written as a sum of positive squares in 2 ways, for example, as 1899477889 + 122744241 = 43583^2 + 11079^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 101111097 + ... + 101111116.

Almost surely, 22022222130 is an apocalyptic number.

2022222130 is a deficient number, since it is larger than the sum of its proper divisors (1617777722).

2022222130 is a wasteful number, since it uses less digits than its factorization.

2022222130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202222220.

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 2022222130 is about 44969.1241853786. The cubic root of 2022222130 is about 1264.5702279633.

Adding to 2022222130 its reverse (312222202), we get a palindrome (2334444332).

The spelling of 2022222130 in words is "two billion, twenty-two million, two hundred twenty-two thousand, one hundred thirty".

Divisors: 1 2 5 10 202222213 404444426 1011111065 2022222130