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22020103 = 77274327
BaseRepresentation
bin101010000000…
…0000000000111
31112102201220101
41110000000013
521114120403
62103544531
7355111360
oct124000007
945381811
1022020103
1111480036
12745b147
13473ca61
142cd2b67
151dee71d
hex1500007

22020103 has 8 divisors (see below), whose sum is σ = 25206272. Its totient is φ = 18844056.

The previous prime is 22020091. The next prime is 22020127. The reversal of 22020103 is 30102022.

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

It is a de Polignac number, because none of the positive numbers 2k-22020103 is a prime.

It is a super-2 number, since 2×220201032 = 969769872261218, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 22020103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22020133) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2926 + ... + 7252.

It is an arithmetic number, because the mean of its divisors is an integer number (3150784).

Almost surely, 222020103 is an apocalyptic number.

22020103 is a deficient number, since it is larger than the sum of its proper divisors (3186169).

22020103 is an equidigital number, since it uses as much as digits as its factorization.

22020103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5061.

The product of its (nonzero) digits is 24, while the sum is 10.

The square root of 22020103 is about 4692.5582574967. The cubic root of 22020103 is about 280.2892546533.

Adding to 22020103 its reverse (30102022), we get a palindrome (52122125).

The spelling of 22020103 in words is "twenty-two million, twenty thousand, one hundred three".

Divisors: 1 7 727 4327 5089 30289 3145729 22020103